For dry + fragile hair. Quenchlock Technology in formulation. Salon proven quality. This salon proven strengthening system, infused with biotin, helps reduce breakage and makes hair feel strong for visibly healthy, thick-looking hair. This low sulfate, pH balanced strengthening shampoo gently cleanses leaving hair beautifully vibrant. System scientifically proven. 95% less breakage vs non conditioning shampoo. Reduced hair fall due to breakage. Full, thick-looking hair. Salon proven to work as well as Pureology strength cure to strengthen hair. Our unique Quenchlock Technology. Works by delivering lightweight micro-moisturizing particles that lock in hydration to help make hair strong to reduce breakage. System leaves hair smooth and healthy-looking. The Suave Promise: Helping America live Beautifully since 1937. We promise You'll love it! But if not, we'll replace or refund your purchase. Call 1-800-782-8301 or visit www.suave.com. www.suave.com. how2recycle.info. SmartLabel app enabled. 100% bottle made from recycled plastic. PeTA: Cruelty-free. Globally,suave does not test on animals and is certified Cruelty-free by PETA.