Classic Accessories StormPro Pontoon Boat Cover, Fits Pontoon Boats 17' - 20' L x 102" W, Trailerable Boat Cover with Advanced Fabric Coating Technology (Charcoal) MARINE GRADE BOATING ACCESSORIES: Won't shrink or stretch, designed for extra durability, fabric coating technology for max water repellency, UV protection, mildew resistance and all-weather protection PROTECTIVE COVER FOR PONTOON BOATS: Adjustable transom flap and an elastic cord gives a tight, custom fit while the integrated buckle and strap system allows for easy fitting and trailering, adjustable straps snap into quick-release buckles on the cover TRAILERABLE BOAT COVER: Fits Most pontoon boats 17' - 20' L x 102" W BOAT ACCESSORIES: Dual air vents reduce inside moisture and ballooning of cover at high speeds, storage bag, trailering straps, transom flap tie-down rope and 2 stern-fit elastic cords included STRONG LIGHTWEIGHT COVER: Fabric coating technology and heavy-duty fabric for maximum water-resistance and repellency, includes 5-year Hassle-Free Warranty Storage bag, trailering straps, transom flap tie-down and two stern-fit elastic cords included Adjustable elastic hem cord sewn into entire bottom hem provides a tight, custom fit Dual air vents reduce inside moisture and ballooning of cover at high speeds Adjustable transom flap for a superb fit Fabric coating technology and heavy-duty fabric for maximum water resistnace and repellency