Providing outstanding protection to your pontoon boat, these covers are made of Covermate HD 600 marine-grade polyester fabric. These pontoon covers offer superior water resistance and protection from UV rays. The silver reflective fabric helps keep your pontoon boat cooler on hot summer days. Double-stitched, double-ply seams add strength and durability. Include quick-release buckles and straps. Buckles at the back let you easily attach the cover to the u-bolts on your boat. Sewn-in draw cord for a tight fit. Comes with FREE oversized mesh storage bag. Not recommended for trailering.