What is human hair?

Human Hair including Non Remy Hair, Virgin Remy Hair, Raw hair and mixed hair.

Non Remy Hair: Which hair with chemical processed, 
Virgin Remy Hair: collect from 2-6 donors, without acid processed.
Raw Hair: single donor, no chemical.
Mixed Hair: 1. non remy hair mixed with virgin remy hair
                    2. virgin remy hair mixed with raw hair

Luke Hair provide virgin remy hair and Raw hair,