{"product_id":"custom-size-20-ft-x-21-ft-black-rectangle-sun-shade-sail-tailored","title":"Custom Size 20 ft x 21 ft Black Rectangle Sun Shade Sail - Tailored","description":"\u003cp\u003eIn this review of the Custom Size 20' x 21' Black Rectangle Sun Shade Sail, the bottom line is simple: this shade is for homeowners and small businesses who need a precise, durable canopy that blocks sun and preserves privacy. The reviewer found the sail best for installs where a clean, tight look matters because it is measured corner to corner with curved edges to prevent sagging. Built from virgin polyethylene, it provides substantial UV reduction and cooling while remaining lightweight, and the custom sizing promise makes it a practical choice when off-the-shelf sails do not fit.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade for a Perfect Fit:\u003c\/strong\u003e Corner-to-corner measurements and curved edges keep the sail taut to avoid sagging and maintain a neat appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable UV-Blocking Material:\u003c\/strong\u003e Virgin polyethylene construction blocks up to 95% of UV rays and reduces visibility by about 90%, which helps lower heat and increase privacy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-Season Use:\u003c\/strong\u003e The fabric stands up to summer sun, reduces nighttime frost risk, and sheds light rain for versatile outdoor protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom Sizes Available:\u003c\/strong\u003e Each sail is made locally to order, so it can be tailored to patios, pools, carports, and other specific spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-Year Limited Warranty:\u003c\/strong\u003e The warranty gives added confidence that the canopy is built to last for typical outdoor exposure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe sail is ideal for homeowners with patios, balconies, pools, carports or driveways who want a large, tailored shade that fits specific dimensions and provides significant UV protection. It is also a sensible choice for small businesses needing durable outdoor cover and privacy without heavy framework.\u003c\/p\u003e\n\n\u003cp\u003eThose who should look elsewhere include buyers who need full waterproofing for heavy rain or a rigid pergola-style roof, or people seeking an off-the-shelf size with instant availability; custom production means a short wait for delivery.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh UV reduction and privacy due to the virgin polyethylene fabric that blocks up to 95% of UV rays.\u003c\/li\u003e\n\u003cli\u003eCustom corner-to-corner sizing and curved edges deliver a tight, sag-free fit when measured correctly.\u003c\/li\u003e\n\u003cli\u003eLightweight yet strong material offers multi-season performance and reasonable longevity for outdoor use.\u003c\/li\u003e\n\u003cli\u003eLocal custom production and a 3-year limited warranty add reliability and peace of mind.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot fully waterproof for heavy storms, so it provides only light rain protection and is best under milder wet conditions.\u003c\/li\u003e\n\u003cli\u003eInstallation experiences vary; some buyers may find mounting a large custom sail requires planning or professional help.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eCustom Size 20' x 21' Black Rectangle Sun Shade Sail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eVirgin polyethylene\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUV Block\u003c\/td\u003e\n\u003ctd\u003eUp to 95% UV reduction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVisibility Reduction\u003c\/td\u003e\n\u003ctd\u003eApproximately 90% visibility reduction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended Use\u003c\/td\u003e\n\u003ctd\u003ePatios, pools, carports, driveways, gardens, balconies\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\u003ctr\u003e\n\u003ctd\u003eSizing\u003c\/td\u003e\n\u003ctd\u003eCustom-made locally, measured corner to corner with curved edges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Custom Size 20' x 21' Black Rectangle Sun Shade Sail is a smart buy for anyone who needs a tailored, heavy-duty shade that blocks sun and provides privacy while keeping a clean, tight installation. It offers strong value because of the durable UV-blocking material, local custom production, and a 3-year warranty, though those needing full waterproofing or instant pickup should consider other options.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow are measurements taken?\u003c\/strong\u003e\u003cbr\u003eMeasurements are taken from corner to corner and the sail is cut with curved edges to ensure a tight, sag-free fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it stop heavy rain?\u003c\/strong\u003e\u003cbr\u003eThe fabric provides light rain coverage and helps with frost reduction, but it is not a fully waterproof roof for heavy storms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does the sail last?\u003c\/strong\u003e\u003cbr\u003eCustomers report multi-year life with normal use, and the product is backed by a 3-year limited warranty for added assurance.\u003c\/p\u003e","brand":"SHADESPEARE","offers":[{"title":"Default Title","offer_id":48625218355419,"sku":"B0BDFB6987","price":208.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81kK64WurEL._AC_SL1500_773e514c-3569-4a97-a663-82925455c568.jpg?v=1778492003","url":"https:\/\/gearmusthave.com\/products\/custom-size-20-ft-x-21-ft-black-rectangle-sun-shade-sail-tailored","provider":"GearMustHave","version":"1.0","type":"link"}