HY-VOLUME SHAMPOO FOR FLAT, LIMP HAIR: Nexxus HY-VOLUME Sulfate and silicone free shampoo gives you 3X weightless healthy volume in 1 use. | SEE THE SCIENCE: Powered by our 1st hyaluronic tubing technology for hair to instantly strengthen, plump & lift every hair strand from root to tip. | PROTEIN POWERED FORMULA: Our exclusive ProteinFusion blend with collagen protein and hyaluronic acid gives you 48hrs of gravity defying volume. | REFRESHING, INVIGORATING FRAGRANCE: Citrus breeze fragrance with uplifting white citrus notes balanced with delicate floral tones for long-lasting freshness. | HOW TO USE: Massage into scalp, lather and rinse. For best results, follow with HY-VOLUME Conditioner and Cloud Foam. | HY-VOLUME COLLECTION: Our HY-Volume Weightless Lift collection features a shampoo, conditioner and our 1st aerated serum cloud foam all with humidity protection.