White Shrink Wrap Boat Film 24' x 120' 7 Mil high quality, heavy duty boat wrap is the ideal solution for winterizing your boat or other heavy machinery. Boat Shrink Wrap, made from a blend of Low-Density Polyethylene with a UVI additive, protects your boat or industrial machinery during storage through the winter months. 24' x 120' 7 Mil Shrink Wrap for Boats is an ultra-tough marine film which provides UVI, wind, and physical protection.