Cocoon colour-treated hair in intensive nourishment with Pureology Smooth Gloss Treatment Mask. The rich, creamy formula melts effortlessly through the lengths, instantly conditioning and detangling while helping to smooth strands and defend against humidity for up to 72 hours. Enriched with moisture-locking glycerin, biotin, antioxidant vitamin E and conditioning amino acids, the mask helps soften and nourish hair, while sunflower seed extract provides additional conditioning care. Hair is left feeling silky and manageable with a glossy shine.