The Dish & Glass Rack Extenders by Vollrath: Traex Dishwasher Rack Dropped Extender, half-size, (8) compartments, 10W x 19-3/4D x 3-1/8H, (compartment size 4-1/8W x 4-7/16D x 1-3/4H), co-polymer plastic, beige, NSF, Made in USA ( Vollrath - HRB1 )