SMOOTH PROOF Shampoo for Frizzy Hair 33.8 Fl Oz

Biolage SmoothProof Shampoo for Frizzy Hair (33.8 fl oz) is a smoothing sulfate-free cleanser designed to tame unruly, coarse, or chemically treated hair. Enriched with moringa oil and anti-humidity polymers, this professional formula gently removes impurities while controlling frizz, strengthening strands, and enhancing shine. It leaves hair sleek, manageable, and resilient—even in damp or humid conditions—providing a smooth foundation for styling.