KIT INCLUDES: Nº.3 Olaplex NO.3 hair perfector is the take home part of the olaplex system, NO.3 is used to repair & maintain hair at home & works to repair broken disulfide bonds & improves hair health, texture & strength. How To Use: -Wash the hair thoroughly with warm water and gently towel-dry it while keeping it damp. -Apply a generous amount of product number 3 to all hair strands, avoiding the roots a little, and comb it well. -Wait for at least 30 minutes, then wash with shampoo and conditioner. Nº.4 A daily-use shampoo suitable for all hair types, containing ingredients that help repair hair bonds while adding moisture, shine, and strength, and maintaining hair color. It is vegan and free from sulfates, parabens, and gluten. How to use: – Apply a small amount of olaplex NO.4 shampoo, its is highly concentrated. – Lather rinse. – Follow with olaplex NO.5 conditioner. Nº.5 NO.5 bond maintenance conditioner is formulated for everyday use on all hair types to restore repair & hydrate, eliminates damage, frizz & flyaway for strong, healthy, shiny hair. Color safe, vegan & made without sulfates parabens or gluten. How To Use: Apply olaplex NO.5 after you have shampooed & leave on 3 – 5 minutes, then rinse.