Clip on hair extension, Clips hair, Clip in hair extension, hair weft 1) Hair kind : Indian Remy human hair, Chinese Remy human hair, Chinese human hair, or synthetic fiber. 2) Style: This is SW (straight woven) natural wave, water wave, body wave, deep wave, curl, Yaki, silk straight, kinky straight.very soft after process. 3) Color: more than 30 kinds of colors (#1B, #2, #613, T- color, M- color ) available , we also can make color according to customers' request . 4) Length: 8-32 inches (before being curled) available. 5) Competitive price: the more the order quantity is, the more favorable price is. 6) Very easy to wear it, no need professional maintenance. 7) Quality is guaranteed .