Tri zone technologytri zone soleplate technologythe soleplate features tri zone technology tackling creases in 3 different areas the 200g steam shot and precision tip tackle tough creases in hard to reach places along with the 55g of constant steam helping to relax fibres and the pressing plate with a rolled edge removes excess water to help to prevent re creasingpearl ceramic soleplate our smoothest soleplate yet for an effortless glide the non stick pearl ceramic will cut through the crease