HIGH QUALITY MATERIAL - Our rectangle sun shade sail is made of 260GSM 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 sun shade sail 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. A-RING&STEEL CABLE WIRE DESIGN - With the sturdy A-Ring on each corner, our sun shade sail will strongly guarantee stability of installation. The string along each edge that made of high quality metal, perfect to support large size sun shade sail. Our sun shade sail is easy to install with A-Ring. WIDE APPLICATIONS - This sun shade sail with multiple sizes and colors is perfect for pergola, patio, garden, backyard, swimming pool, deck, carport or any other outdoor areas to keep cool for you. WARRANTY - 7 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