18 Inch Hair Extension – Best Knowledge For You

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Have you ever felt so familiar with your short hair and want to have another gorgeous appearance? Or you just want to make your natural hair longer and thicker? So 18 inch hair extension is exactly what you need! Try to read the following information till the end, then you will get the most of your 18 inch hair extension.


Basic knowledge about 18 inch hair extension

1. Overview about 18 inch hair extension

18 inch hair extensions are said to be the queen of medium length hair extensions. In order to choose a suitable 18-inch hair extension for yourself, we have to find out all the information about it. Let’s follow our introductions, you surely will take delight in them.

1.1. Definition of 18 inch hair extension

18-inch hair extensions are items that help add length and volume to your natural hair to reach 18 inch in length. Similarly, to let the hair each 20 inch, you can use 20 inch hair extensions.

Nowadays, 18 inch hair extensions become more and more beloved and widely used because of its various products, reliable origin, high quality and durability as well.


Definition of 18 inch hair extension

1.2. Characteristics of 18 inch hair extension

What are the typical characteristics of 18 inch hair extension? There are severals factors we should mention: length, weight and price.

1.2.1. How long is 18 inch extension in hair length?

18 inch hair extension is definitely 18 inch in length. To make it more familiar, we can convert to other units of length such as centimeter, hand, foot:

  • 18 inches = 45 cm
  • 18 inches = 1,5 foots
  • 18 inches = 4,5 hands

1.2.2. How long is 18 inch extension in body height?

As we have mentioned, 18-inch hair extension equals 45 centimeter. At 18 inches, your hair is expected to reach to the middle of your back, or it is often called bra-strap length. In order to measure more exactly, we recommend measuring 18 inches down from the top of your ear with a measuring tape, as most types of 18 inch hair extensions will be applied around the crown of your head. 


Length of 18 inch hair extension on body height

1.2.3. How much weight should my 18 inch hair extensions be?

Many customers would wonder how much 18-inch hair extensions will weigh. Here is the answer for you.

As we can see from the picture, one bundle of 18 inch hair extensions (or any other lengths such as 20 inch, 22 inch, etc) will weigh about 0,8g. A full 18 inch extensions often requires 10 bundles, so your 18 inch long hair extensions will weigh about 80g.


Average weight of 18 inch hair extension

1.2.4. Are 18 inch hair extension expensive?

The price of 18 inch long hair extension depends on the origin and quality grade of hair products. Now we gonna discuss about 2 main factors affecting price of 18 inch long hair extension: origin and quality grade.

  • Origin of 18 inch hair extension

When it mentions the origin of 18 inch long hair extension, people often think about hair materials which come from Vietnam, China, India, Brazil,… .The origin is diverse, and the quality is too. However, it can’t be denied that price always goes with quality. If the origin is clear and the hair material is chosen carefully, it is understandable that the price is not as competitive as the one which is various and not controlled. 


Where does your 18 inch hair extension come from?

  • Quality grade of 18 inch hair extension

There are 3 genres of 18 inch hair extensions as follows. Please note that in Vietnam, to refer to the quality grade of hair, people use single, double and super double, meanwhile in China, they use 5A, 6A, 7A… In fact, this principle is also aplied for any other hair lengths like 14 inch, 16 inch, etc.

    • Single drawn/ 5A, 6A: 50% hair has the same length with the most reasonable price.
    • Double drawn/ 7A, 8A: with 60 to 70% hair of the same length.
    • Super double drawn/ 9A, 10A: with 80-85% hair of the same length. This is the best type of 18 inch hair extension, requiring high demand in choosing hair. Therefore, super double drawn 18 inch extension also is regarded as luxurious product in the highest price.

Different length uniformity of 18 inch hair extension

1.2.5. How much are 18 inch hair extensions?

How much do hair extensions with this length cost? In fact, the price of an 18 inch long hair extension depends on each supplier. Many factories may offer customers surprisingly cheap prices with low quality hair extensions. Others may offer expensive prices for high-quality hair, meanwhile there are some suppliers that offer more reasonable prices for qualified products. Below is the price list from K-Hair factory – top best hair factories in Vietnam. They are well-known for their affordable and qualified 18 inch hair extension and other products.


Sample price table from K-Hair – top best 18 inch hair extension manufacturer

Please notice that the price is in USD, and each hair bundle is 100 gram, so 1kg equals 10 bundles. The price can vary according to quality grades and types of 18 inch hair extension.

For example: 

  • 1kg of 18 inch single natural straight costs 330 USD
  • 1kg of 18 inch super double natural straight costs 470 USD

Here are some price tables for different types of 18 inch hair extensions.


18 inch hair extension price


18 inch hair extension price

2. How many types of 18 inch hair extensions are there?

Have you ever wondered what your 18 inch long hair extension was made of? In this part, before listing some popular types of 18 inch hair extensions, we’re gonna introduce some hair material, so that you can have a more detailed picture about 18 inch long hair extension.

2.1. What can 18 inch hair extension be made of?

There are 3 main types of material that 18 inch long hair extension and other hair extensions can be made of.

  • Virgin hair: The first one is virgin hair. This hair material is taken from only one donor. Therefore the hair is absolutely soft, thick, strong with natural color. Many customers are really into this one because of its typical feature to be easily bleached to light color. Due to its exceptional demand in quality and shortage of material, the price of 18 inch hair extension is the highest in compared with following hair material.

Virgin 18 inch hair extension comes from 1 donor with their natural characteristics

  • Remy hair: Collected from 2 or 3 donors, the texture consistency of this 18 inch hair material is not as much as virgin hair. However, you shouldn’t be worried because all hair strands still follow the same direction and there will likely be no tangling or matting.  Therefore, the quality of 18 inch hair extension that was made from remy hair extension is still reliable. Thanks to its reasonable price and qualified quality, remy hair is extremely prevalent and you won’t never regret choosing it.

Remy hair 18 inch extension are so popular

  • Non-remy hair: In contrast with remy-hair, the origin of non-remy hair is not undercontrolled due to its mass collection process. This hair material of 18 inch hair extension is collected from various people and different places, resulting in mixed directions of hair strands and unqualified hair strands as well. Consequently, the non-remy hair extensions can get into trouble with shedding, tangling and matting problems. Although at first, visually it looks so soft and silky, after several washing times, the silicone coating will be eventually worn off, the hair extension will become so harsh and tangled. Many people said that this kind of hair material is not only unacceptable quality and short durability but also could have negative effect on our health.

Comparison of remy and non remy 18 inch hair extension

2.2. Categories of 18 inch hair extension

There are a wide range of products of 18 inch extensions. And in this section, we would like to provide you essential information about some popular and fascinating types of 18 inch hair extensions. Hope this will help you choose your loved one.

2.2.1. Clip-in 18 inch hair extension

Clip-in 18 inch long hair extensions are hair weaves that are attached to clips at the top of the hair bundles. This is one type of temporary 18 inch hair extension as it is so easy for users to apply. They only need to put the clips on their natural hair, and this process only takes some minutes, wasting no time or effort. Because of its convenience, 18 inch hair extensions clip-in are a must-have beauty item for modern girls and women. Moreover, it can be said that these 18 inch clip-in hair extensions cause no harm. Instead of harmful processes like straightening, curling, bleaching… on your real hair, simple attachment like this helps you reduce the damage on your hair while still having an attractive hairstyle.


Clip-in 18 inch hair extension

2.2.2. Tape-in 18 inch hair extension

Tape-in 18 inch long hair extensions include thin hair weaves that are attached to small and sticky tabs. This kind of hair extensions do not require special heat tools or chemistry, so they can be easily applied at home or you can have a stylist install it for you. Tape-in 18 inch hair extensions is a great choice for you if you want to temporarily make your hair longer, thicker or add in some highlights. Many girls and women are really into 18 inch tape-in hair extensions because of its quick installation, damaged-hair friendly and affordable price. Especially, tape-in 18-inch hair extensions are very flat, light and can blend in your hair texture easily, contributing in the natural appearance and the comfortability for the users as well.


How to install tape-in 18 inch hair extension

2.2.3. Sew-in 18 inch hair extension

Sew-in 18 inch long hair extensions is a collection of hair strands which are sewn onto a clothing strip. They are often called weft hairs, too. The ways how the hair is sewn are different. Some will be sewn by machine, some will be sewn by hand. In comparison with other hair extensions, sew-in or weft hair extensions have their own unique point. While using tip-in and tape-in hair extensions, you may have to be concerned about the effect that hair products or harsh weather take on your hair extension. Weft hair is less affected by these external factors. Sew-in 18 inch hair extensions are widely loved and used by many women because of their durability, reasonable price and safety for health. In terms of their drawbacks, the installation process requires complicated techniques, so we recommend that you should seek the support from a skillful hair stylist, then these 18 inch extensions would be carefully applied. The users also need to take care and preserve their weft hair extension regularly and properly, so that they can maintain soft, smooth, shiny and will not get into trouble with hygiene problems.


Sew-in 18 inch hair extension

2.2.4. Microbead 18 inch hair extension

Microbead 18 inch long hair extensions are one of the most popular permanent hair extensions. The extension strands will be latched with natural hair using flattened microbeads or metal cylinders. It will take users about 1-2 hours to attach the microbead 18 inch hair extension and there is no special chemistry method required. Therefore, it is a little bit time-saving and causes less damage to natural strands. However, the applying process needs to be careful, otherwise your natural hair may be. Besides this downside , microbead 18-inch hair extensions can allow for more flexibility. It can be adjusted to the length you want, or treated in the way you do with your own hair such as washing, blow-drying, straightening, curling… As long as you take care and preserve hair extensions properly, your 18 inch extension can last for 6-8 months and reuse for next installation.


Microbead 18 inch hair extension

3. How to take care of my 18 inch hair extension?

To take care of hair extension, please follow these instructions:

  • Be patient with your hair. Besides, you should use high quality combs and brush your hair at least twice per day to keep your hair in good condition and avoid losing curls or ruffled.
  • Remember to use heat protectants in order to protect your 18 inch hair extension from heat styling process and sunlight as well. If possible, customers should limit your 18 inch long hair extension to heating processes such as curling, straightening… so that it can retain its soft and silky beauty. 
  • Store your 18 inch hair extension carefully at house temperature. Moreover, staying out of the sun is the best way to avoid sun damage.
  • Carefully choose suitable products to take care of your hair. You should pay attention to the moisturizing ingredients in hair products. We recommend you take a look at hair products that originate naturally, friendly with your hair and contain necessary components. Please notice that enough hydration and nutrients are must-have for a stunning hair extension.

Hair care tips for you

4. Where should I import 18 inch hair extension for my business?

You can see that there are many hair markets all over the world. So what matters is that “Where should you import 18 inch hair extensions for your business?” We would like to compare 3 biggest hair markets, so that you can have a more detailed view of these markets to get your own answer.

4.1. Top 3 biggest 18 inch hair extension markets in the world

We’re gonna take further analysis of these biggest 18 inch hair extension markets in the world, including Vietnam, China and India.

4.1.1. Vietnam – top leading hair extension markets

Vietnam is well known for its available and abundant source of material. Hair extension is made from 100% Vietnamese human hair, collected from one to group of people. Donors are often women who are in the age of 18 – 30. These people live in mountainous areas with cold weather and have healthy life-style. They take care of their hair with natural moisturizing products very often. Therefore, the hair taken directly from these donors is extremely smooth, strong and thick. 

For many years, Vietnamese 18 inch hair extensions have had a great reputation and a significant standing in the worldwide market for the most reasonable price, high quality and various range of products. Vietnamese hair extensions, especially 18 inch human hair extensions are always in high demand in a lot of areas such as Europe, South Africa, Nigeria, Russia, Mexico…


Vietnamese 18 inch hair extension with clear origin and qualified material

4.1.2. Chinese 18 inch hair extension

China is one of the oldest and biggest hair markets with their large scale of production and competitive edge in marketing. You should be aware of the words “Chinese 18 inch hair extensions”. They do not mean that these hair extensions come from China. In fact, there is a small amount of Chinese hair material that came from local people. It mainly comes from nearby Asian countries like India and Cambodia. Because of the large scale of production, the amount of hair imported is huge, which makes it more difficult to control the quality of hair resources and products as well. There are a few hair factories that process material with chemistry and mix with synthetic hair in order to make products more attractive, or even make better profit. 

Chinese 18 inch hair extensions used to be so famous because of their diverse products and surprisingly cheap price, but now everything is changing. There are more and more competitors. Besides, instead of cheap prices, customers are paying more attention to the quality and durability of 18 inch long hair extensions. These movements require Chinese factories to take a closer look and reconsider their core value and future strategies.


Chinese 18 inch hair extension with various products

4.1.3. Indian 18 inch hair extension

India is said to be one of the earliest hair markets all over the world. Indian 18 inch hair extension originates from 2 main sources: temples and collections. In Indian custom, it is believed that donating hair to gods is a good behavior and you will receive support from them. A lot of Indian people share this belief, so annually there is a huge amount of hair that comes from temples.

However, the demand overweights the supply. As the amount of material from temples is not enough and cannot meet the demand of production input, Indian hair factories have to seek another source, and it is mixed hair with low-quality, or it is called “non-remy hair”. Hair will be collected from various places like salons, stores, … and even scattered strands on the floor. Therefore, the outside cuticles are not in the same direction, making hair easily tangled and undurable.


Indian 18 inch hair extension

4.1.4. Conclusion

This following table will show you brief information about 3 mentioned hair market based on 3 factors: price, quality and origin.

Vietnam China India
Origin From donors in mountainous areas Small amount from local donors, mainly imported from India, Cambodia From churches and collection
Quality Exceptional Uncontrolled with synthetic mixed Mostly low quality non-remy hair
Price From $8.9 From $6 From $5

4.2. Top 5 best 18 inch hair extension factories all over the world

To help you save more time on finding reliable wholesale hair suppliers, now we’ll show you top 5 prestigious distributors all over the world. They are all well-known for good quality and price in general.

4.2.1. K-hair – top leading Vietnamese hair extension factory

K-hair is the biggest factory in Vietnam with the slogan “Quality is King”. Being the pioneer in the hair business market for many years, K-Hair Vietnam is the most reliable destination for hair vendors from all over the world when mentioning 18 inch hair extensions. K-hair has a famous reputation for high quality with the best price. Therefore, it is frankly that end-users or hair vendors can get factory prices – the best price with no intermediates.


K-Hair – Best 18 inch hair extension factory

4.2.2. 5S Hair – top Vietnamese hair extension factories

5S Hair Factory is the first Vietnamese hair factory in Vietnam, supplying 100% high-quality Vietnamese human hair extension, virgin hair extension, Remy hair extension, They mainly sell European hair extensions products and export to wholesale hair sellers in the world like Brazil, Russia. United Kingdom, United States, etc.

5S Hair used to sell wholesale orders directly to their loyal customers or hair vendors that came directly to their factory. Luckily, recently, they have changed marketing strategy, so that their qualified and affordable products can approach international customers.

4.2.3. QueenHair – top Vietnamese hair extension factories

QueenHair is one of the famous and reliable hair factories in Vietnam. They supply 100% natural hair collected from healthy and young donors Vietnamese and Cambodian women without chemicals re-treating. They directly sell to consumer with good quality at competitive prices. What is more, their production easily meets the customer’s demands and  commitment to customer information security as well.

4.2.4. Youngraceful – top Chinese hair extension factory

Youngraceful’s hair extensions are made of 100% Remy hair extensions, which is the highest hair extension quality. Their hair extensions are available in different types. The hair mostly comes from India and meticulously sorted and washed by skilled workers to ensure the best hair extension quality possible. The hair extensions and their packaging can be customized enabling the customers to take their hair extension brand to the next level.


Chinese 18 inch hair extensions factory

4.2.5. SalonLabs – top Indian hair extension factory

As mentioned factories, SalonLabs also offer directly to consumer companies with no middlemen, which provide consumers with the most reasonable price. SalonLabs believe in their high quality products, great customer service, and transparency.


SalonLabs – Top Indian 18 inch hair extension supplier

5. FAQ about 18 inch hair extension

It is important to make a fully-informed decision before having your own 18 inch hair extension. In addition to the above information, we would like to bring you most frequently asked questions and answers. Hope that they will be useful for you.

  • What is the process for getting 18 inch hair extensions at K-hair?

Here are the process to order hair extensions at the best Vietnamese hair factory K-hair

  1. Search for your products at K-hair website
  2. Select your final one and send its name with detailed description ( texture, length, color…) to Hotline +84 96 789 4448 . You can also contact K-hair sales staff directly via Whatsapp number. They have an professional team expertising in languages such as English, French, Portuguese, Spanish and Russian to support you the best
  3. Confirm your final decision with us regarding types, description and quantity
  4. K-hair will send order confirmation with invoice
  5. Customers confirm invoice and make payment. Their factory will start making when they got money
  6. Their factory will update your status of hair production everyday. 
  7. They make a video call for you to check the quantity of hair when they finish your production. They only ship when customers are satisfied
  8. Order will be packed properly before sending to Logistics Providers.
  • How does it feel to have 18 inch hair extensions? 

It depends on the type of hair extensions you wear. Generally, 18 inch hair extension is at medium length, so it can reduce your uncomfortable feeling. There are many types of 18-inch hair extensions as mentioned above, hope you can choose your suitable one and enjoy it.

  • How long do my 18 inch hair extensions last? 

It depends on the style, the origin and how you take care of your 18-inch hair extension. Normally it will last for about 8 weeks to 5 years. This length of extension may take a little bit more time in comparison with other short hair such as 12 inch or 16 inch, so being patient and spending several minutes combing and caring your hair every day is necessary for a beautiful and durable 18 inch hair extension. 

For more sharing about hair extensions and hair business, please follow us at:

I started working in the wholesale hair business and quickly realized that this is truly what I desire doing. My mission is sharing hair knowledge, supporting hair starters worldwide and warning them from unreliable foreign wholesale hair vendors. With experience and passion, I led K-Hair Factory to become the top 1 hair factory in Vietnam, accompanying 1000+ hair sellers all over the world. It’s my pleasure to be your long-term companion in your business journey.

Mrs Cherry Hair Expert

Mrs Cherry Hair Expert

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1 Comment
  • AD Amanda diaz 2 years ago

    Thank you so much your information help me out a lot because I had no idea about what types of textures or Lanes or any information about hair prior to your information on your site so I'm very grateful because now you have fully educated me on hair and hair extensions and the quality you're amazing absolute perfect detail when educating one on hair

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