High Quality Guaranteed - The shade sails are made of 160 g/m² polyester fabric. It has the following characteristics: high tensile strength, aging resistance, corrosion resistance, and radiation resistance. Strong seams and durable 316 stainless steel D-rings at each corner. It blocks 95% of UV rays. Practical and Aesthetic Design - The curved design showcases artistic beauty. Stretch the shade sail better to prevent wrinkling and sagging. All edges have double-thickness reinforced seams to prevent fraying and warping. Due to the curved sides, the actual shaded area will be slightly reduced. Various colors and sizes are available. Easy to Install - The measurement is taken from D-ring to D-ring. Leave a margin of 15-30 cm between the attachment point and the shade sail to install the hardware/hooks/ropes. (Free 3 x 1.5 m rope). Waterproof shade sails should be installed at a 20-40 degree angle with maximum tension to allow water runoff. Application - Widely used for gardens, patios,