Waterproof shade sail. The shade sail is sewn with strong fabric to increase the strength of the product. There are 4 corner D-rings sewn into the corners for easy installation and 304 stainless steel rings are used to enhance the strength of the product. The concave curved edge of the shade sail improves the stability of the shade sail and prevents the shade sail from sagging in the middle. In the summer, the shade sails can offer you a cool shade. Excellent anti-ultraviolet linearity and shade rate to ensure your patio is no longer disturbed by sunlight. Install the shade sail at an angle of approximately 20 to allow rainwater to run off easily. The shade sail is made of waterproof polyester fabric (160 g/m) , 300D woven and covered with a waterproof polyurethane coating to prevent water ingress (it can prevent at least 1000ml of water pressure). UPF50+, 95% shade rate. Use natural dyes, environmentally friendly and tasteless, not easy to fade. The product contains: a high-quality shade sail and 3 white weatherproof fixing ropes. wear (1.5 m each). If you have any questions about the shade sail, please feel free to contact us. Our products are very affordable, and the quality is also very reliable. Shade sails can be used everywhere without problems: balconies, courtyards, terraces, gardens and swimming pools.