Matrix Mega Sleek Heat Smoothing Serum/Anti Frizz

The Matrix Mega Sleek 96H Anti-Frizz Topcoat Serum is a heat-activated leave-in smoothing serum designed to tame frizz for up to 96 hours, even in high humidity (up to 97%). It forms a hydrophobic barrier when activated by heat, sealing in moisture and helping hair resist frizz.