【Quality Materials】: The shade sail is made of high-quality 100% polyester 180g/m² double-layered fabric. It has the following characteristics: high tensile strength, aging resistance, corrosion resistance and radiation resistance. Strong seams and durable 304 stainless steel D-rings at each corner. 【UV Resistant】: This polyester shade sail can effectively block 95% of ultraviolet rays. So you can enjoy sunny days outdoors without overheating or sunburn while finding a shady spot outside during the hot summer. 【Waterproof】: Our sail has a waterproof PU coating, which can guarantee a high level of waterproofness. Even in light rain, you can enjoy the fresh air with your friends outdoors. The shade sail must be hung fully taut with an inclination of at least 25 degrees for water runoff. 【Easy to 【Easy to install】: Heavy duty stainless steel D-rings at each corner of the shade sail, There are also 4 free 1.5m long ropes, strong suture, An angle slope of 20 to 40 is recommended for