Professional hair straightener for detailed styling. 3 sizes available – 1.5 inch for curly or coarse hair 1 inch for every occasion 0.5inch for smaller sections of hair. Patented silicone soft bar that protects hair cuticle from heat damage. Curved specially-coated ceramic heat plates reduces snagging & leaves no marks. Lightweight & free voltage. Instant heat up with adjustable temperature. (No battery no warranty)