Amika 3D Volume and Thickening Shampoo is a weightless shampoo that cleanses and plumps hair from root to tip. Formulated with high-quality ingredients, including redensyl complex, hydrolyzed rice protein, sea buckthorn and hydrolyzed vegetable protein, this Amika volumizing shampoo provides instant fullness and lift to hair while contributing to a thicker and fuller feel. The Amika thickening shampoo cleans hair without weighing it down and promotes long-term volume. For fine, limp or flat hair, this Amika shampoo is vegan, paraben-free and sulfate-free.