Density Thickening Protein Spray contains a unique blend of amaranth seed extract and hydrolyzed pea peptides to instantly add volume to fine hair. The heat-protecting, moisturizing formula strengthens weakened strands and helps to maintain the hair's inner structure. Warning: Shake well before use. Spray into the mid-lengths and ends of clean, damp hair. Comb through to detangle. Blow-dry or style as usual.