The heat is on! TRESemmé Keratin Smooth Weightless Heat Protect Spray seals in smoothness and shine while shielding your hair against the damaging effects of heat styling. Heat causes damage, breakage, split ends and dry hair. Our Keratin Smooth Weightless Blowout Spray preps and protects your strands up to 230°C. Our heat protection spray formula is designed to enhance hair's flexibility and help it hold its shape, all while fighting the heat. This lightweight spray also gives you smooth hair with softness and shine, so you can style away. Perfect your Smooth Blowout in 3 easy steps. Prep strands with Keratin Smooth Weightless Shampoo and Conditioner, then style with Keratin Smooth Weightless Blowout Spray. Hold the bottle 15-20 cm away from your head and spray it liberally onto damp or dry hair before applying heat. Finish with our Keratin Smooth Hairspray. Pro tip: when blow-drying, make sure the nozzle of the hair dryer is pointing downward to get extra smoothness. Since 1948, TRESemmé has been dedicated to providing professional-quality hair product results to empower YOU to express your style. Our unique formulas are PETA-approved and made with carefully selected ingredients, and TRESemmé never tests on animals. We're always made with intention and inspired by the latest trends and style.