Wash rack with two extenders and 20 compartments for washing, storing, and transporting glasses, tumblers, and other items with diameters up to 3.8" Made of polypropylene for resistance to breakage and fatigue, chemicals, and heat Double-wall construction for strength and to help protect contents from moving dish machine parts Three extenders to add height for storage and transportation Rack and extenders have rounded compartments for holding items in place to help prevent items from knocking together, chipping, and breaking