Biolage Hydra Source Deep Treatment Pack is an intensive hair mask formulated for dry, dehydrated hair—packed with micro-filtered aloe vera and fermented hyaluronic acid. This rich, concentrated treatment infuses hair with up to 5× more hydration and 14× smoother texture after just one use*:contentReference[oaicite:0]{index=0}. Lightweight yet deeply nourishing, it helps prevent breakage, restores softness, and enhances manageability—leaving hair noticeably healthier, smoother, and radiant.