Smooth Proof Shampoo: Gently cleanses and nourishes frizzy ... Follow with Smooth Proof Conditioner and style as desired. Biolage Smooth Proof: Embrace the power of versatile hair care products ...

25—features an up to 45 percent discount on a slew of *jumbo-sized* hair-care products, from Olaplex to Biolage. Needless to say, it’s the best time to restock your favorite shampoo and ...