The Joico Defy Damage In a Flash 7-Second Bond Builder is a unique liquid-cream treatment that helps to instantly strengthen the hair's structure and create bonds. This bond builder undergoes an exothermic reaction when in contact with water- which creates that liquid-to-cream consistency that helps boost hair strength by up to 20 times. The Joico Defy Damage In a Flash 7-Second Bond Builder is formulated to protect hair strands from the daily effects of heat styling- UV exposure- and environmental pollution that leads to dry- dull- lackluster locks. This treatment is lightweight- so it never weighs down the hair and is ideal for all hair types and textures in need of strengthening and intense nourishment. Benefits: Safe for color-treated hair Silicone-free Hair is up to 20 X more resistant to breakage Creates bonds and strengthens the hair structure Leaves hair silky smooth without weighing down How To Use: Shampoo with Defy Damage Protective Shampoo and rinse well. Apply Defy Damage In A Flash directly to wet hair (mid-shaft to ends.) Massage into hair until the product forms a creme. Leave it on for 7 seconds. Rinse.