Brand New Revlon Pro Collection Heated Silicone Bristle Curl Brush Black - 1" Barrel The Revlon Pro Collection Heated Silicone Bristle Curl Brush in black is a travel-sized curling brush with a 1" barrel. It features soft, flexible, and cool-to-the-touch silicone bristles, adjustable heat settings, a 30-second heat-up time, and a professional swivel cord for tangle-free hairstyling. The ceramic heating plate and maximum temperature of 430 °F make it suitable for all hair types, providing smooth and salon-quality curls with ease.