Size: 8-3/4" Width X 4-1/2" Height X 6" DeepBristle Material: PolypropyleneSteel Frame With Bristles On The Sides And BottomPolypropylene Brush Mounts And Bristles That Will Not Rust, Rot Or CorrodeBuilt In Steel Scraper For Tough ResidueCleans All Styles Of Boots And Shoes From Dirt, Mud, Snow And DebrisPerfect For Farms, Decks, Garages, Homes And All DoorwaysMounting Screws And Anchors Are Included For Easy Installation