Hairaisers pre clipped and pre cut hair extensions are guaranteed 100% human hair. The hair is 16″ long and is cut into four sections, 2 x 9.5″ sections, 1 x 9″ section and 1 x 5″ section. The hair is double wefted for thickness which means two pieces of hair have been sewn together at the top of the weft. Hairaisers hair extensions now contain a large percentage of Remy hair which is the ultimate in quality. The hair is extremely versatile and has limitless options.