Hair Knowledge

Hair Knowledge is your go-to resource for understanding the fundamentals and deeper insights into human hair – from hair structure and natural characteristics, to the differences between Vietnamese, Indian, and Chinese hair. Whether you’re a salon owner, stylist, or hair business professional, this section helps you identify and explain the quality of different hair types, including virgin, remy, and raw hair, with confidence.

How to Distinguish Loose Wave and Water Wave Hair

If you are a newbie in the hair extensions industry and interest curly hair. Surely at times you have been confused with too many types of curly hair with similar terms: Deep Wave, Body Wave, Loose Wave, Water Wave,… In this article we have summarized [...]

Hair Thickness and What You Need to Know

Hair thickness not only affects the natural appearance of the hair, but is also a key factor when choosing the right product. So what is hair thickness? How to measure it and what factors affect it? Let’s find out with N Hair through the article [...]

Body Wave and Deep Wave, What is Difference?

Curly hair is one of the hairstyles that many customers love. With the variety of styles and the ability to change flexibly, each slight change in the level of curl creates a completely new beauty. In this article, N Hair will help you compare the [...]

The Difference Between Remy Hair and Non-Remy Hair

Choosing the hair materials input to produce hair extensions is a decisive factor in the quality and price of a hair extension set. Besides terms like raw hair and virgin hair, remy hair and non-remy hair are also two very popular words when you look [...]

Difference Between Raw Hair And Virgin Hair

If you are new to the hair extensions industry, you will be confused when learning about Raw Hair and Virgin Hair. What makes it confusing is that there is no exact definition or standard. So, in this article, N Hair will help you have the [...]

Virgin Hair And What You Need To Know

If you are researching in the hair industry, you must have heard or seen the phrase “virgin hair” many times. There is no exact definition for this phrase, however, N Hair has compiled and summarized it in the most general and easy-to-understand way for everyone [...]

What is Hair Porosity and What it Means?

When choosing hair, we often only pay attention to the color, texture or type but ignore a very important characteristic, which is porosity. So what is hair porosity and what does it mean? Let’s find out in this article. 1. What is Hair Porosity? Porosity [...]

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How To Test If It Is Raw Hair

1. What is Raw Hair? The hair is called raw when it meets 3 conditions: it is human hair, unprocessed, and is collected from a single head (one donor). The hair is cut directly from the donor and wrapped immediately into a bundle to keep [...]