Paul Mitchell Tea Tree Scalp Care Anti-Thinning Root Lift Foam is for those who have thinning hair and want a boost of volume. This volumizing mousse adds texture and bulk to boost fullness and create thicker-looking hair. With a unique liquid-to-foam formula, this mousse will also help prevent breakage and create stronger, fuller-looking hair. 85% of users saw an increase in hair volume and strength. Formulated to be paraben-free, vegan and gluten-free with a botanical scent.