SPECIFICATION:Material: 300D 160GSM Polyester Oxford FabricColor: grayShape: rectangleRope size: L = 1.5 m, D = 3.5 mmString material: NylonD-ring size: M5 (D = 5mm)D-ring material: 316 stainless steelFEATURES:with waterproof coatingwater, 98% waterproof.Soft and bright color90% sunlight and UV rays blocked,Wind, heat, cold, oxidation, resistancecorrosion and radiation.Light weight, easily foldable and portable, ideal for camping, panic and wiresOut about half weight of 280GSM PE, soft but extremely durable.It is perfect to serve as cooling shade, panoramic shade, automatic shade, shade in your yard, garden, balcony, garage, deck, patio, entertainment area and so on.Package Included:1 * Retractable shade shelter* stringsNOTICED:Waterproof polyester shade sail is mainly used for waterproofing and sun protection, but not for ventilation. Moreover, darker shade sail is usually better in shading.Please allow for minor errors duemanual measurement.Be aware that the actual surface area of the sail is lessthat of a standard geometric shape, because the edges are cut out for a curved shape.Please install the sail in a certain inclination, so thatallowthe rain orthe snow from flowing and making the sail more attractive.