Dr. Shrink 7mil white shrink wrap is perfect for areas where boat, patio, or RV covers will be stored outdoors. 7mil wrap is the standard thickness for shrink wrapping boats in snow load areas, for flatbed loads and light construction jobs, and for medium-sized machinery. 12-month UV protection White wrap reflects heat, minimizing condensation | 7mil Shrink Wrap, White, 36' x 70'