High-quality materials:Polyester fabric shade net,With PU coating (180g/m),Waterproof fabric sunscreen,Blocks 98% of UV rays,Create a more comfortable space. Easy to install:Sturdy stainless steel D-rings at each shade sail cornerThere are also 3 free 1.5m long ropesStrong suture,A 20-40 angle slope is recommended for installation,The space between the corner and the connection point is between 30cm and 45cm for easy hanging. Ideal use: Outdoor shade sails provide privacy ,safety and cool,Widely used in patios, lawns, gardens, swimming pools, ponds, decks, backyards, parks, carports, pergola, driveways and other outdoor places. Product Description Size:Product size refers to the distance between the ring and the other end of the D-ring,the shade sail size refers to the size of the area when the sail is fully extended ( dimension tolerance is about +/-5cm).Due to the concave shape,the shaded area is smaller than the listed size.Please choose the proper size and color according to your scene size Note: Shade cloth is spliced and will have seams,our waterproof product means waterproof fog and small water droplets,product is not 100% waterproof,not recommended for use in storms, torrential rains and blizzards