This Microwave Trim Kit Can Be Used With Select 27" Countertop Microwaves To Give The Appliance A Sleek, Built-In Look While Clearing Up Space On The Counter. Constructed Of Plastic With The Look Of Stainless Steel. This Is An Accessory That Can Be Used Across Several Microwave Brands; Check To See If Your Model Number Is Compatible. Size: 26-7/8" W X 19-1/8" H X 1-1/8" D. Installing This Accessory Will Require No Disassembly Or Repair Experience.