... waveColor1#, 1b# 2#, 3#, 4# Hair Quality100% human hair, no mixturePayment TermsT/T, Western Union, Money Gram ... countries.About the LengthWe measure the length of human hair when the hair is stretched to straight. ... by burning and smell. When we burn the human hair, it will show white smokes, smell with ... after burning and show black smoke. Moreover, human hair may have little gray hair and split end ...