Leader Accessories Trailerable Pontoon Boat Cover, Durable Marine Grade Grey 300D Polyester Constructed of 300D polyester 6 oz.urethane coated marine grade polyester,will not fade or bleed. Heavy duty double stitching sewn and no raw material hem,fight wind and leaks. Quick release buckles and straps system provides a easy and tight fit. Resists UV rays,repeals water and is breathable to resist mildew. Three size available.