<p><b>What it is:</b> A foam for thinning hair that creates thicker, fuller, more voluminous hair from roots to ends that lasts all day.</p><p><b>Who it's for:</b> Ideal for thinning hair.</p><p><b>What it does:</b> Instantly thicken hair (and feel like you have 11,000 more hairs on your head) with Aveda's advanced styling foam. This hair foam gives you all-day fullness and flexible, touchable hold without creating buildup or weighing hair down. The formula helps reinforce fragile hair and protects from blow-drying, plus reduces frizz and leaves hair shiny.</p><p><b>How to use:</b> Do not shake bottle. Pump 3-5 times into hands and emulsify. Distribute evenly onto damp hair from roots to ends. Blow dry and style. Use as a finishing touch after the 4-step invati ultra advanced routine.</p>