For the ultimate full-bodied hair, Root Boost is designed to deliver lift and movement by prepping the roots with a strong, texturized foundation prior to styling with heat. High-performance, nourishing formula instantly amplifies volume at the roots and thickens each strand to provide texture and shape, allowing for volume that never falls flat. Enriched with argan oil to nourish hair and scalp, it fortifies and thickens at the root. Long-lasting voluminous texture with natural-looking finish.