Biosilk Silk Therapy Conditioner is your go to hair care product for healthy, shiny and silky hair. Can be used by those who have color treated hair and keratin treated hair types. Boosts your hairs silkiness and manageability. Active ingredent for this product is BENZALKONIUM CHLORIDE. This product can be used by those who have All Hair Types, Oily hair, Wavy hair, Frizzy hair, Dry hair, Curly hair, Fine hair, Mixed Texture hair, Thick, Straight hair. Start using shampoo on wet hair and creating a rich lather. Rinse well. Follow up with conditioner on damp hair. leave the conditioner on roots to ends for 3 minutes and rinse.