The Secret of Human Hair Grade You Should Know
What is the difference between hair grades? Today we’re gonna talk about hair grade secrets that other suppliers will not tell you.
Tag: hair grades
You must have seen many hair vendors declare they sell various grades of human hair, such as 6A, 7A, 10A, 12A, 13A, etc. But actually, the hair grade chart is not a universal standard. It varies from different hair vendors.