Leaves dishes sparkling clean while reducing water spots by up to 30 percent. Multi-motion spray arms and high-pressure jets provides maximum coverage to get things clean the first time. Flexible racking system for convenience of usage. Gliding rail and ball bearing wheel provides an effortless glide to lighten rack movement. High temperature steam with tiny particles easily separates stains from dishes. Easy to adjust on the fly, this racking system can shift to handle any challenge your dishes serve up. Adjust the height of the upper rack to three different levels to load taller items.