Easy to install: Sturdy stainless steel D-rings on each corner of the shade sail, There are also 3 free 1.5m long ropes, strong suture, A slope angle of 20 to 40 is recommended for installation. The space between the corner and the connection point is between 15 cm and 30 cm for easy hanging. Ideal Use: Outdoor shade sails provide privacy, security, and coolness, widely used in patios, lawns, gardens, swimming pools, ponds, decks, backyards, parks, carports, pergolas, driveways, and other outdoor areas. Size Description: The product size refers to the distance between the ring and the other end of the D-ring. The size of the shade sail corresponds to the size of the area when the sail is fully extended. The error +/- 5 cm is due to artificial sewing. Curved edges around the entire perimeter of the awning, the shaded area is smaller than the indicated size. Please choose the appropriate size and color according to the size of your scene. Note: Not recommended for use during