Center Hole Ribbed Boat Pontoon Fender 8" x 20" 4pcs Inflatable Vinyl Mooring Bumpers Guard Dock Docking - White Boats up to 30-40 ft: 8.0" x 20" Center Hole Color: White Quantity: Set of 4 Inflatable Boat Fenders Brand: North East Harbor | Vertical ribs for extra protection Super-soft fenders are non-abrasive