Keratin Girl Hair & Skin is a hair extension and skin care line infused with protein. Our products are easy to use and only sold to the salon professional. HAIR EXTENSIONSOur hair is sourced in a humane matter and we source from various parts of the world including, europe, netherlands, and india. Keratin Girl is a completely different system with results that are compared to adding one strand at a time without all lengthy application time.