Heavy-Duty Oxford Fabric: Waterproof boat covers 20-22ft is crafted from durable marine-grade polyester with upgraded UV protection. 3-layer PU coating resists water pressure up to 3000pa, while waterproof sealing tape on every seam provides excellent water resistance. Ultimate Protection for Your Boat: Mionovity reinforced bass boat cover 20-22 ft features triple-folded, double-stitched seams for superior tear resistance and durability, with extra reinforcement at the bow and stern for long-lasting protection. Box X bartack-stitched tie-down loops provide strong security during transport and storage. Upgraded Windproof Design: Mionovity 20' 21' 22' winter boat cover has an enhanced windproof system to keep it secure in strong winds. Adjustable thick straps with quick-release buckles make it easy to use. An integrated elastic cord in the hem ensures a snug fit, providing superior wind protection. Multi-Functional Storage Bag: Mionovity 20-22 ft boat cover comes with a high-quality storage bag that doubles as a sturdy engine cover. Its large size and durable construction offer dual functionality, saving you space and money with one versatile product. Breathable Design: 20 21 22 feet Trailerable boat cover has a breathable design with dual vents for air circulation, reducing moisture and heat buildup to keep your boat dry and prolong its lifespan. It fits V-hull, tri-hull, bass tracker, and fishing and ski boats up to 20-22 feet long and 102 inches wide. Mionovity Boat Cover 20-22 ft, Waterproof Bass Boat Cover 20 21 22 foot,600D Heavy Duty Boat Cover 20 feet, Fits V-Hull Boat,Fishing Boat,Runabout Bowrider Boat, 20'-22' Boat Cover with Outboard Motor Cover