{"product_id":"21-ft-x-21-ft-x-29-7-ft-white-right-triangle-sun-shade-sail-durable","title":"21 ft x 21 ft x 29.7 ft White Right Triangle Sun Shade Sail - Durable","description":"\u003cp\u003eIn this review of the 21 ft x 21 ft x 29.7 ft White Right Triangle Sun Shade Sail, the bottom line is simple: this is a heavy-duty, purpose-built fabric canopy for homeowners and small businesses who need broad UV protection and reliable outdoor shade. Tested for everyday patio, poolside and driveway use, the sail's main selling point is its engineered edges and strong virgin polyethylene fabric that reduce sagging and block up to 95% of UV, making it a practical choice where consistent shade and cooling matter most.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorner-to-corner sizing:\u003c\/strong\u003e Measurements are taken from corner to corner so buyers can match the sail to existing anchor points for predictable coverage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurved edges design:\u003c\/strong\u003e Slightly curved edges are calculated to prevent sagging in the middle and preserve a taut, neat appearance over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVirgin polyethylene fabric:\u003c\/strong\u003e Lightweight yet strong material gives the sail high tensile strength for durable outdoor performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh UV blockage:\u003c\/strong\u003e The fabric provides up to 95% UV blockage, which helps keep shaded areas cooler and protects skin and furnishings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeasonal versatility:\u003c\/strong\u003e The sail offers cooling and ventilation in summer, some rain resistance in wet weather, and anti-frost protection on cold nights.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom orders and warranty:\u003c\/strong\u003e The manufacturer accepts custom sizes and backs the product with a 3-Year Limited Warranty for added confidence.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis shade sail is well suited to homeowners with patios, pools, driveways or carports who need a large, durable canopy that resists sagging and blocks most UV. Gardeners, pool owners and small hospitality spaces that want a clean white aesthetic and reliable sun protection will find it particularly useful.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include buyers who need full waterproofing in heavy rain or those seeking decorative, very lightweight fabrics for temporary events. If you need exact hardware or an all-weather awning with sealed seams, consider a product designed for permanent roofing instead.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEffectively blocks sunlight and reduces heat underneath, improving comfort in hot weather.\u003c\/li\u003e\n\u003cli\u003eEngineered curved edges help the sail stay taut and maintain a neat appearance over time.\u003c\/li\u003e\n\u003cli\u003eDurable virgin polyethylene construction offers strong tensile strength while remaining lightweight for easier handling.\u003c\/li\u003e\n\u003cli\u003eCustom sizing available and a 3-Year Limited Warranty add buying flexibility and reassurance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHardware reviews are mixed, so buyers may need to supplement fittings depending on their mounting points.\u003c\/li\u003e\n\u003cli\u003eNot fully waterproof in heavy storms, so it is not a substitute for a permanent roofed structure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eShape\u003c\/td\u003e\n\u003ctd\u003eRight triangle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall size\u003c\/td\u003e\n\u003ctd\u003e21 ft x 21 ft x 29.7 ft (corner to corner)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eVirgin polyethylene fabric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUV blockage\u003c\/td\u003e\n\u003ctd\u003eUp to 95%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVisibility blockage\u003c\/td\u003e\n\u003ctd\u003eAbout 90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e3-Year Limited Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eFor homeowners and small commercial users who need broad, reliable shade and cooling, this right triangle shade sail delivers good value through its engineered edge design, strong polyethylene fabric and high UV blockage. It is a practical, durable choice for patios, pools and driveways, especially when custom sizing is useful, though buyers should plan mounting hardware carefully and not expect full waterproofing in heavy storms.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow is the sail measured?\u003c\/strong\u003e\u003cbr\u003eThe measurement is taken from corner to corner so you should measure your anchor points diagonally to match coverage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it block the sun effectively?\u003c\/strong\u003e\u003cbr\u003eYes, the fabric blocks up to 95% of UV and about 90% of visibility, which noticeably reduces heat under the sail.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the product fully waterproof?\u003c\/strong\u003e\u003cbr\u003eIt is slightly rainproof for light showers but not intended as a fully waterproof roofing solution in heavy rain.\u003c\/p\u003e","brand":"SHADESPEARE","offers":[{"title":"Default Title","offer_id":48637394223323,"sku":"B09QJPZ75K","price":134.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/917VqsC-zvL._AC_SL1500_b0ecdaff-ff57-4119-86b0-40c99af0d25e.jpg?v=1778610412","url":"https:\/\/gearmusthave.com\/products\/21-ft-x-21-ft-x-29-7-ft-white-right-triangle-sun-shade-sail-durable","provider":"GearMustHave","version":"1.0","type":"link"}