The 9-18mm Ultimate clip-less Curling Iron creates tight curls that are perfect for updos . The beautiful curls last up to 48 hours! The clip-less barrel distributes heat evenly which helps to create perfect curls, curl after curl, and helps to work against heat damage, leaving the hair silky, shiny and smooth. With our super fast heat up time, barrel temperature remains consistent. You'll have playful, free flowing curls to impress within seconds.