HIGH QUALITY MATERIAL - Our rectangle sun shade sail is made of 180GSM high-density polyethylene, finished with the strong stitching seam and double webbing. It is durable and fade-resistant, but not waterproof. UV RESISTANT&BREATHABLE - This outdoor sun shade cloth will help block strong sunlight and allow cool breezes to pass through while protecting you from the sun, providing significant temperature reduction and a comfortable space for you. D-RING&CURVED EDGE DESIGN - With D-Ring on each corner, our patio sun shade will strongly guarantee stability of installation. Curved sides will enhance pull strength. It is easy to install, you need to leave 1.5-2 ft space for the hardware kit between D-Ring and fixing points (hardware kit not included). WIDE APPLICATIONS - We provide custom sized sun shade sail to fit your outdoor space. Perfect for pergola, patio, garden, backyard, swimming pool, deck, carport or any other outdoor areas to keep cool for you. WARRANTY - Easy to maintenance, 3 years limited warranty under normal use and weather. If you have any problem about our sun shade sails, please feel free to contact us. sun shade sail