Riverstone Industries RSI SC820-30 8 x 20 Ft. Shade Cloth System - 30 Percentage- Shade Creation The RSI Line of Shade Clothes from Riverstone Industries is designed to offer easy to use, shade producing cloth that is UV stable and will last for several years in the hottest environments. All our woven shade clothes are proudly made from black woven polypropylene strands. For more specific uses see our image charts for suggestions on what percentage of shade works best for various applications and plant types. The percentage listed above indicates the amount of shade that is being provided. This also reflects how tightly woven the shade cloths. Features UV stable polypropylene Helps to extend growing season Cool the space that is being covered the least expensive way Keeps plants, people and animals cool Reduces moisture loss Protects assets from bird-related damage Better ventilation that other materials 30 % Shade Cloth Shade Creation Size - 8 x 20 ft. Dimension - 240 x 1 x 96 in. Item Weight - 5 lbs.