Cherry Queen 18' x18'x18' Triangle Sun Shade Sail UV Top Outdoor Canopy Patio Lawn Beige Our shade sail are fabricated from high grade extra heavy cloth specially designed to breathe and keep you cooler and more comfortable in hot weather. Constructed of 180g Water-proof Polyester weave fabric, it blocks 90% of the sun's dangerous UV rays while "breathing" to allow air to circulate and keep the environment underneath much cooler. Size: 18'x18' x18' Material: 180g?Water-proof Polyester Length??of the Hanging Rope: 7Ft, Shape:Triangle Note:For return policy in non product problem, customer has to response for shipping fee and 15% restore fee. And please return within 14 days after receive.