The ISO Option 3 Permanent Waves 2-Pack is a set of perm chemicals specifically formulated for color-treated and normal hair. This 2-pack includes two 10 fl oz bottles of cream-based perm chemicals by ISO. The product is cruelty-free, organic, and contains minerals and vitamins to nourish the hair. With a period after opening of 6 months, this product is designed to provide lasting and vibrant results for your hair.