Quality materials: The premium shade sail is made of 100% high-density Oxford fabric, which effectively protects you from the sun and is waterproof, weatherproof and tear-resistant. The opaque fabric ensures privacy. Strong UV resistance: The sunshade sail can block 95% of harmful ultraviolet rays and provide protective shade outdoors. You can place it in gardens, balconies, swimming pools, playgrounds, etc. so that you and your family can enjoy a safe and cool space protected from UV rays. Waterproof sun protection: High-density polyester fabric, condenses water into water beads and rolls off the surface of the fabric without penetrating the fabric. They effectively protect you from the sun and are waterproof, weatherproof and tear-resistant. Easy to install: You can quickly hang the shade sail on a tree, walls and high poles; each corner has a 304 stainless steel D-ring, diameter about 3cm and 1.5m windproof polypropylene rope each. Please tilt it slightly 20-40 degrees to reach the