1" Cheetah. Salon Flat Iron with NanoCeramic NanoCeramic: Emits gentle, far-infrared heat that is kinder to hair, sealing the cuticle and eliminating frizz. Hair glides effortlessly across the nanoceramic surface. Leaves the hair soft and shiny. Pulse Technology® for Gets Hot... Stays Hot™ performance – senses heat loss and begins restoring it immediately so the iron stays hot! Professional Features: NanoCeramic ultra smooth surface for frizz-free styles. Ceramic heater generates fast heat up and instant heat recovery.