Hair Weight 14"-18", 80g per package. 20", 100g per package. Hair Texture Silky straight hair may develop a slight wave after washing or due to improper packaging. Hair Quality 100% Real Remy human hair, Natural, Smooth, Soft, No Tangle, and Shedding Free. It's possible to curl, straighten, and restyle the hair just like your own. Please remember to keep the temperature below 160 degrees. It is possible to dye the hair, but only from a lighter color to a darker one. We recommend conducting a dye test on ONE piece before applying color to the entire bundle.