This gentle and nourishing shampoo will reduce frizz and leave your hair looking straighter and feeling soft and silky. Keratin Kits shampoo has been specially formulated to be salt-free and sulphate-free to help prolong the life of your keratin treatment. The shampoo is salon-quality yet affordable and comes in a handy pump dispenser for ease of use. For best results use in conjunction with Keratin Kits Salt-Free Aftercare Conditioner.