Don’t let a dip in the temperature stop you from what you love most. Cool, summer nights and off-season boating require ultimate warmth. The MasterCraft Heated Blanket provides sustained heat while cruising on the water with an adjustable hose to connect to your boat heater and foot pockets (because shoes are not required) with windproof and water-resistant material. about Surfinity Heated Blankets and Heated Towel Bag.