Natural wood provides an ideal thermal barrier Solid hardwood for beauty and durability Easily stained or painted to match floor or door trim Seals gaps up to 3/8 inch high 1-3/4-inches wide by 5/16-inch high by 36 inches long Color : Natural Size : 36" L x 1-3/4" W x 5/16" H M-D Building Products 11882 Interior Flat H