• Salerm 21 is a leave-in conditioner and hydrating mask. • Its formula with silk proteins penetrates to the core of the hair, revitalizing it from the first use. • It provides shine and life to the hair, protecting it from external agents such as sun, chlorine, salt, and heat. • How to use as a mask: on very damaged hair, apply 5 to 10 ml, leave on for 5 minutes, rinse, and comb. • How to use as a protector: to prevent breakage due to tangles, apply a small amount to dry hair and comb. • How to use as a moisturizer: after washing, apply a small amount throughout the hair, especially on the ends and damaged areas. No need to rinse.