Biolage Hydra Source Shampoo for Dry Hair (13.5 fl oz) is a hydrating, sulfate-free cleanser formulated to revive dry, textured, or color-treated hair. Infused with moisture-rich cupuaçu butter and nourishing seaweed extract, this gentle shampoo cleanses while replenishing hydration, smoothing frizz, and enhancing shine. Perfect for everyday use, it restores softness, elasticity, and manageability—leaving hair refreshed, silky, and resilient.