Classic Accessories StormPRO Pontoon Boat Cover. Protection perfection. Rest assured wind and rain won't tarnish your craft! StormPRO Covers are made from tough 600-denier marine canvas that's designed for durability and weather protection. A special coating resists dirt and stains while providing water repellence. And for quick, easy trailering, there's an integrated buckle and strap system that secures the Cover with quick-release buckles that snap tight. High-strength polyester StormPRO fabric for excellent all-weather protection Integrated buckle and strap system for easy fitting and trailering: adjustable straps snap into quick-release buckles on the cover Adjustable transom flap and an elastic cord sewn into the bottom hem provides a tight, custom fit Dual air vents reduce inside moisture and ballooning at high speeds Fabric coating technology and heavy-duty fabric for maximum water resistance and repellence Resistant to mildew and UV damage Storage bag, trailering straps, transom flap tie-down rope, and two stern-fit elastic cords included Backed by a 5-yr. limited manufacturer's warranty. Model A: Fits pontoons 17-20'l., with beam width to 102". Model B: Fits pontoons 21-24'l., with beam width to 102". State Model, as available in the Shopping Cart.