Foam Rollers For Heatless Hair Curls Set of 10 Foam Rollers For Heatless Hair Curls Simply wet your hair, wrap around the foam roller and twist to keep in place. Once the hair is dry, untwist and let loose shiny, glossy curls! Perfect for those on budget or looking for heatless everyday curling options. Great for college students to experiment with new styles! used once only