MARINE GRADE BOATING ACCESSORIES: Reinforcement panels and strong DryGuard fabric with waterproof lamination for durability, tear-resistance, UV protection, and mildew resistance WATERPROOF COVER: Taped seam construction blocks water from entering through the stitching while dual rear air vents with build in stiffeners reduce wind pressure and allows inside moisture to escape PROTECTIVE COVER FOR BOATS: 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 BOAT ACCESSORIES: Storage bag, Tie-down straps, and two-year Hassle-Free Warranty included