IZA curly hair extensions 100% protein fiber IZA 26” color 2 Available on Amazon if you want more details. Brand BHF Color curly-#2 Material fiber, Synthetic, polyester, high_temperature_fiber Extension Length 26 Inches Style Curly BHF 26 inch Kinky Curly Clip In Hair Extension, Double Weft Full Head Japanese Heat Resistance Fiber 140g Synthetic Hair Extensions For Women 7pieces (#2) I opened it but I didn’t know how to use it