... ) Different sizes and colors available 3) u, nail stick tap hair extentions /stick hair/nail hair:1) Made of high quality 100 ... : 1g, 0.8g or 0.5g,etc4) With "U" tips(flat tips), "I" tips(round tips) and "V" tips5) Dark colors: 1, 1B, 2 ... , 1B/BURG 8) Hair length: 16", 18", 20", 22", 24" stick tap hair extentions/stick hair/nail hair