Shampoo for hair, with a formula enriched with keratin, arginine and collagen, which repairs hair on the inside making it smoother and more resilient, gives hair elasticity and shine, regenerates and nourishes hair fibers, protects hair from external agents and high temperatures and facilitates combing and styling of the hair. How to use: apply a sufficient amount of shampoo on wet hair, massage until it foams and then rinse with water. This product is suitable for use on brittle and dull hair.