Smooth out your strands with TRESemmé Keratin Smooth Conditioner. Our smoothing conditioner is designed with Lamellar-Discipline technology for smooth, sleek, frizz-defying hair for up to 72 hours. Gorgeously silky hair that lasts and lasts. Salon stylists know that beautiful style begins with the right hair wash and care foundation. To get gorgeous, salon-quality style at home, start your day with TRESemmé Keratin Smooth Shampoo and Conditioner. Our conditioner works from the inside out, leaving hair strong and manageable and giving you the perfect canvas for all of your favorite styles. Perfect your sleek strands in 3 easy steps. Heat protection starts in the shower. Prep strands with Keratin Smooth Shampoo and Conditioner. Style with Keratin Smooth Silk Serum and finish with our Keratin Smooth Anti-Frizz Hairspray. Our unique formulas are PETA-approved and made with carefully selected ingredients, and TRESemmé never tests on animals.