KOHLER K-CB-CLC2030AS Single Door 20-Inch by 30-Inch by 5-Inch Aluminum Cabinet 20-Inch W x 30-Inch H Silver aluminum cabinet 19.25-Inch x 25.25-Inch rough opening size 1/2-Inch beveled frameless arch mirror door Two adjustable 1/4-Inch glass shelves Right hinge only