RockyMRanger 21-24 ft Waterproof Trailerable Pontoon Boat Cover 600D Heavy Duty Oxford YPT2H Material: 600D Woven polyester with PU coating, MARINE GRADE, water-proof, sun-proof. Size: fit the pontoon boat length 21-24 ft. Please note: We don't ship this item to PO box, please place order with your street address.