WHAT IS IT? A vitamin-rich hair mask with Glycolic & Hyaluronic to boost shine, hydrate, and tame frizz for smooth, glossy hair. WHAT DOES IT DO? * The multiuse Oh My Gloss Hair Mask delivers an intense boost of moisture and shine while smoothing frizz and repairing the appearance of dry, dull strands for hair that feels silky, strong, and glossy.