Increases thickness and strength with every spray| Make each strand thicker and stronger. The leave-in volumizing spray Biolage Full Rescue easily detangles and tames frizz for smooth, easy-to-comb styling. Enriched with niacinamide and rosemary oil, it nourishes the scalp to promote healthy growth, leaving hair silky soft, shiny, and full of vitality, without weighing it down. Perfect for daily use.