Please Confirm The Size And Color You Want Before Buyingwaterproof: The Shade Sail Is Made From Polyester With Pu Coating, Anti-light Rain, Advice To Avoid Use It In Heavy Rain And Snowstorminstallation: Waterproof Shade Sails Need Install At A 20-40 Degree Angle With Maximum Tension To Allow Runoff And Face Up.otherwise The Water Will Accumulate And Not Waterproof.uv Block: 90% Shading Rate And Protect Against Up To 95% Harmful Uv Rays. Perfect For Gardens, Patios, Lawn, Pond, Deck, Backyard, Dooryard, Park, Swimming Pools, Bbq Area,and Other Outdoor Activitiesmeasurement: Please Measure The Size Of The Installation Area Accurately Before Purchasing. Leave 1.5-2 Foot Space For The Hardware Kit Between D Ring And Fixing Points, All Edges Are Finished Slightly Curved So It Can Be Stretched Tightlyhigh Quality: Strong Sewing Processing On Each Side, Stainless Steel D Ring On Each Edge, Durable Ropes, Strongly Guarantee The Fastness Of Installation.