Hair types: Suitable for thick, thin, curly or straight hair. How to use: Simply wrap your hair in sections around the rods, using the scrunchie to fix it. Heatless curlers: Get a pack of two heatless hair roller hairbands! Colours: Choose from pink, yellow or blue colours. Overnight use: Designed to give you heatless curls whilst you sleep. Construction: Made using soft material so it's comfy to sleep in. 2Pk Heatless Hair Roller Headband | Blue | Living Social