Mambe Rave Boat Blanket 100% waterproof / windproof. Extend the boating season with the best blanket available: stay warm and comfortable on your boat in all weather conditions. Genuine Polartec Classic 200 fleece - thick, warm, and soft. The highest quality fleece made. Generous size 58" x 72" with 12" foot pocket at lower edge. Keeps one or two people warm and cozy. Attach your boat's heater hose for ultimate warmth. Also ideal for boats without heater hoses. Comes with stuff sack for stowage. Proudly made in the USA and guaranteed for life.