Living Proof Full Thickening Mousse instantly boosts volume and thickness for fine or flat hair. Its lightweight formula helps create fuller-looking styles while maintaining natural movement and flexible hold. Ideal for blow-drying, it delivers long-lasting body without weighing hair down. Boosts volume and thickness Provides flexible hold with natural movement Lightweight formula that won’t weigh hair down HOW TO USE Shake well before use. Apply a small amount to clean, damp hair and distribute evenly from roots to ends. Blow-dry and style as desired for maximum volume.