Material: Real Human Hair And, we encourage buyer to communicate with us if there is some problem with the item Question & Answer: Q: How to tell human hair with synthetic hair A:It is easy to tell by burning and smell : When burning , the human hair will show white smoke. While synthetic hair will be a sticky ball after burning and will show black smoke. Moreover, human hair may have very few gray hair and split end. It is normal and not a quality problem. Q: Why the hair is not as straight as picture show A: The hair is real human hair and didn't get any proceeded, you can straight it by yourself If you don't like the hair texture or feel the part, the stlye can't meet your satisfaction. Please try to change it by yourself. If you also don't like, please feel free to return it for replacement or refund.