Resistant Sun Sail Cover - The shade sail protects your children, flowers, plants and cars safe from exposuring under the sun by blocking up to 95% UV rays. Our Square sun shade sails are made from 100% high density polyethylene UV protected fabric. Various Application - Our rectangle sun shade sail canopy is widely used for a patio, lawn, garden,swimming pool, BBQ areas, pond, deck, kailyard, courtyard, backyard, dooryard, park, carport, pergola, sandbox,driveway or other outdoor area to meet your shading needs. Special Design - The permeable fabric design allows air to penetrate the outdoor patio sun shade sail providing an cooling, comfortable, and well-ventilated space for cooking, dining and other outdoor activities. Breathable fabric allows water to go through freely, no pooling water in rainy days. All edges of the sun sail are slightly curved, so it can be stretched tightly to prevent middle from sagging . Effortless Installation and Maintenance - Each corner ends with durable stainless steel D-ring to help the rectangle sail shade easily attached to any sturdy connection point. All edges are constructed with double layered reinforced stitched seams, prevents frayed edges and out of shape. Easy to clean with mild detergent and water.(Hardware kits and ropes are not included for this shade cloth) Premium service - If you have any questions about our sun shade sail, you can contact us, we will reply you within 12 hours