Amazon.com: Conair Hot Rollers for Long, Medium & Short Hair 。Compact Hot Roller Set Key Features: Compact Design: Achieve beautiful curls and waves with the compact and portable hot roller set. Features a patented hot roller design with starter grip for a fast and secure set. Easy to Use: Includes a ready signal that lights up red when the rollers are heating. The dual voltage function is ideal for international travel. Clean the unit with a damp cloth. Complete Set: Comes with 20 multi-size, tangle-free rollers: eight 1/2\" (small), six 3/4\" (medium), and six 1\" (large). Also includes 20 color-coded stainless steel clips that can be stored inside the hair setter. Versatile Styling: Ideal for creating big, bouncy curls, voluminous waves, and fullness. Roll, apply makeup, get dressed, and unroll for gorgeous curls. Hair Care: Known for innovative small appliances and hair styling tools since 1959. The hair care line includes high-quality dryers, brushes, styling tools, and accessories. Additional Information: Ready Signal: Located on the front side of the hot roller set, directly above the logo.