The Beachwaver® S1 is the medium sized barrel and is perfect for any hair type and texture, but works best for shoulder length or longer. The S1 is our most popular size so if you are looking for the most loved iron, this is it! With automatic rotation at the touch of a button, curling your hair will be effortless and fast! The Beachwaver is a unique patented invention, which revolutionized the industry and changed the hair curling game! 1" barrel diameter 5.5" protective ceramic rod Ceramic barrel distributes even heat from top to bottom Customized smaller clamp for no kinks Dual rotation: arrow button control Home button to reset clamp Hi/Lo adjustable speed switch Customized, full-length internal heaters 8' swivel cord Digital temperature clock Heat range: 290ºF (143ºC) - 410ºF (210ºC) in 30 seconds Safety stand 1 year Manufacturer's Warranty 30 min automatic shut-off New unopened box