WHAT IT IS Rusk W8less Professional Ceramic and Tourmaline Str8 Iron 1 is incredibly lightweight. It s made with tourmaline which releases natural ions and far-infrared heat at high temperatures. WHAT IT DOES The Sol-Gel technology allows a smooth glide through the hair producing silky smooth and frizz-free results. 2 year limited warranty WHAT ELSE YOU NEED TO KNOW Rusk W8Less Professional Ceramic and Tourmaline Str8 Iron 1 is ideal for all hair types and lengths especially fine or frizzy hair.