40 ft. wide by 100 ft. long roll of white shrink wrap. 7-mil LDPE and white coloring make this a perfect roll for areas where boat, patio, or RV shrink wrap covers will be stored outdoors. With 100 linear feet (+/- 4%) of material each roll will last for multiple projects. 100% virgin resin material with 12 month UV protection. 4,000 square feet.