Hydrate intensively your hair while cleansing and fight unwanted frizz! The lightweight hydrating shampoo for frizzy hair Aveda Sap Moss™ Weightless Hydrating Shampoo gently removes impurities from the hair and scalp, leaving it perfectly hydrated and easy to manage. Its weightless, silicone-free formula contains Iceland moss with larch sap extract and is scented with the iconic una fragrance.