●95% UV PROTECTION: The sun shade sail is made of new high density waterproof polyester (190 g/m²) fibre with anti-ultraviolet fabric, which can provide 90% sun protection and block 95% of UV rays. With this sun shade you can enjoy the shadow without worrying about sunburn. ●AFTER-SALES GUARANTEE: The shade sails are guaranteed for 5 years under normal weather, we wholeheartedly provide 100% satisfaction for our customers. If you have any questions about the product, please contact us. ●EASY TO INSTALL: The sun shade has a stainless steel D-ring at the end of each corner for easy hanging. The additional ropes are helpful for the fixing and installation of the sun sail shades, and helps it reach a certain tension. The installation angle of the sun shades should be 20-40 degrees to facilitate the smooth escape of rainwater. But shade sail is not recommended to use in heavy rain. ●DURABLE MATERIAL: All edges of sunshade are constructed with heavy duty double strength reinforced seams to avoid edge wear and deformation. sun sail shades combined with a curved edge design, which can enhance tension and prevent sagging, greatly improving the service life of sunshade sails. ●APPLICATION: Sun shade outdoor are widely used in terraces, lawns, gardens, swimming pools, barbecue grills, ponds, decks, courtyards, backyards, porches, parks, carports, pergola, driveways or other outdoor areas to make your terrace private, safe and cool.