The Beachwaver B1 Midnight Rose has a 1-inch barrel, which is our most popular curling iron size. Designed with two arrow buttons to curl in both directions, our signature short clamp which is beveled for smooth curling and no kinks, as well as three pre-set heat ranges. The lightweight, ceramic barrel is 5.5 inches long and 1 inch in diameter. Get beachy waves or gorgeous glam curls with the touch of a button. With soft touch, ergonomic handle, this is the easiest, most comfortable iron to hold! Travel friendly and great for all hair types. About the Beachwaver B1: · 3 Heat Ranges — High — 410°F (210°C) — Medium — 350°F (180°C) — Low — 290°F (150°C) · Lightweight, 5.5" ceramic barrel · 1" barrel width · Simplified arrow buttons for rotation control · 8-ft swivel cord · Ergonomic handle · Beveled, no-kink clamp · Great for all hair types · 30-min automatic shut-off · Take it abroad! 100 - 240V For more information, view the manual and user guide here.