Keratin shampoo by Hollywood Hairis a professional cosmetic intended for the care of all types of hair, especially dry hair. The keratin conditioner quickly replenishes this shortage, making hair look healthy, giving it softness and smoothness. At the same time, the keratin conditioner makes hair less frizzy and non-static.It is noticeably less brittle, the conditioner also prevents split ends. The keratin conditioner is particularly recommended to those with hair extensions It will take care of a proper nutrition and extend the effects of the treatment. It's also good to use it before the said treatment. Hair which is less frizzy, smooth and shiny is easier to undergo a hair extension treatment. Thanks to this, the final result is much better.The keratin conditioner should be applied on lower parts of wet hair, then rinsed after a few minutes with lukewarm water.