1.100% human hair, I-tip Hair extension. 2. Fast, easy way of applying extension, ... and beauty 1) Hair: 100% Remy human hair,Pre-bonded I-tip Hair Extension.2) Hair Length: 6-36 inches3) Hair ... choice, such as single color 1, IB, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 27, 30 ... without bumps when it is completed Human Hair Pre-bonded I-tip Hair Extension