KitchenAid Blender ksb1575aq , Aqua Sky Color. The Soft Start Feature starts the motor at a slower speed to pull food into the blade then quickly increases to the selected speed setting. Control Panel with White LED Lights The Clean-Touch Control Panel wipes clean easily. The 60-oz. BPA-Free patented Diamond Pitcher design is shatter-, scratch- and stain-resistant and is dishwasher safe for easy cleanup. Steel-Reinforced Coupler provides direct, efficient power transfer from the motor directly to the blade for robust blending. The coupler is coated for quiet operation. The Die Cast Metal Base is sturdy.