Good to know - The set includes 20 heated rollers with clips in two different sizes - medium and large - ideal for any hair length - The heating time is 90 seconds and it takes only 5 minutes for the curls to set, perfect for when you're in rush - It uses dual heating technology to heat up both the rollers and the clips at the same time so that your hairstyle stays intact for longer - The Grip Tech design of the clips secures the rollers in place while keeping your curls smooth and without any creases - Storing is very easy - once the rollers cool down, just put them in the handy box, wrap the cord around and you're good to go