Hydrate hair without turning the volume down. Powered by biotin, argan oil, and linden bud extract (BIOVOLUME 128), the doctor-approved formula, moisturizes, smooths, and adds shine while strengthening strands..Suitable for all hair types.Vegan and cruelty-free.Formulated without parabens and sulfates.6.4 oz.Start with Hims Max Volume Shampoo (sold separately).After shampooing, apply conditioner to wet hair.Massage to evenly distribute, leave in for 1 minute, then rinse