95% UV BLOCKAGE & BREATHABLE WOVEN FABRIC: Griinyad sun shade sail blocks 95% of harmful UV, significantly Turquoiseuce the temperature and UV sunlight in shaded area during summer time, ideal for patio, swimming pool, balcony, carport etc. Breathable fabric allows water and air to go through freely, no pooling water in rainy days, resistant to both UV and water, no maintenance needed. CUTTING CRAFTSMANSHIP: Patio covering shade sail fabric is cut from a complete mesh and finished with double strength stitched seams. Features 4 anti-rust D-rings in each corner and includes 4 cords for easy installation. CURVED DESIGN: Griinyad shade sail edges of curved design to prevent sagging, which is more beautiful and has better shading performance. ABOUT INSTALLATION: Leave 0.5-1 feet between the fixing point and the shade sails for mounting hardware/hook or rope. (Accessories must be purchased separately).Each D-ring will require one cable rope (DO NOT use nylon ropes, they break easily!!) WARRANTY: Shade sails come with 3 years limited warranty, under normal weather and usage. Your 100% satisfaction is our goal. Grinnyad Shade Sail Rectangle Canopy - UV Block UPF50, Water Permeable, Heavy Duty Awning for Patio, Garden, Outdoor, Backyard, Yard 6.5x10