Used a few times and still in great condition. Barrel is 1 inch. 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! With the Beachwaver® S1, you can create various different styles, including defined curls, relaxed waves, and glam waves. Its ceramic, rotating barrel provides easy, quality waves in minutes! Plus, it is dual voltage, so you get gorgeous hair wherever you go!