Biolage - Smooth Proof

Instantly control frizz-prone hair with this formula that defends against humidity and other environmental aggressors, providing 80% less frizz for up to 24 hours*. Precisely micro-dosed and infused with Camellia Oil and Glycerin, the anti-frizz concentrate in Smooth Proof makes hair easier to detangle, leaving it smoother, softer and more manageable.

*Smooth Proof Serum vs. non-conditioning shampoo