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.