Our protein straightening cream contains collagen and glycerin. It can smooth and repair damaged hair deeply conditioning moisturizing and restoring dull and dry hair improve elasticity make hair soft and shiny. Its use method is very simple: before use wash the hair with shampoo and wipe until half dry then evenly apply the product on the hair wait for 10-20 minutes and finally rinse with clean water. Lasting shape deep nourishment so that you can confidently show smooth and glossy hair.