TayMac ML450G 1-Gang 1-Inch to 3.5-Inch Outdoor Low-Profile Expandable Outlet Cover, Gray Revolutionary patented design expands from 1-inch to 3-1/2-Inch to meet your in-use needs Quick-fit patented key hole mount allows for easy installation Ultra rugged heavy-duty polycarbonate & synthetic neoprene rubber will not dry rot, crack or deteriorate in sunlight 100% paintable surface Attached gasket - ETL Listed