This is a fully patented pontoon boat protection system that can be adjusted to protect the dock and rail. There are wall-mounted twin hook systems that latch tightly on both sides to keep it in place while in use. UV inhibitors and fungicides included in the fabric help to prevent it from ripping and tearing. The angled sides prevent your boat/pontoons from snagging on the dock when moored. Key features: Colour: Grey Material: Polyvinyl Chloride Complete patented pontoon boat protection system with up to 15 inches (38, 1cm) vertical adjustability for any docking or rafting situation. The dual hook system securely secures the top and bottom, allowing it to remain in place while in use. Boat coverings can be placed regularly, with UV inhibitors and fungicides molded in. Angled sides help to keep the dock from catching when moored. Adjustable to protect either the rail system or the pontoons. Specifications: *Minimum order of $299 to use Sezzle SKU: DE53135F UPC: 776113531358 Weight: 6.28 LBS Unit Of Measure: EA Manufacturer Part Number (MPN): DE53135F Product Dimensions:?91.44 x 17.78 x 10.16 cm Item model number: ?DE53135F Material: ?Polyvinyl Chloride Number of Items: ?1 Number of Pieces: ?5 Included Components: ?Fender Manufacturer: CMP Brand: CMP