OLAPLEX No.6 Bond Smoother is a leave-in reparative styling treatment, infused with patented OLAPLEX Bond Building technology. No.6 smooths, conditions and strengthens without adding hold or excess weight. A highly concentrated formula for all hair types including dry, grey, coloured and chemically treated hair. Good for textures from coily to fine. Redesigned in an easy dispensing, airless pump to give your hair every last dose of definition and smoothness. Made without sulphates, phthalates, parabens, or gluten. Vegan. Colour-safe. PH Balance: 4.0-5.0. Apply to damp or dry hair, mid-length to ends. Comb through and style as desired. Start with 1/2 pump for shoulder-length hair. Use more for longer, thicker hair. Less for fine or short hair.