{"product_id":"shademart-17ft-x-20ft-grey-sun-shade-sail-rectangle-upf50-protection","title":"ShadeMart 17ft x 20ft Grey Sun Shade Sail Rectangle - UPF50 Protection","description":"\u003cp\u003eIn this review of the ShadeMart 17' x 20' grey sun shade sail, the bottom line is simple: it is a heavy-duty, breathable rectangle canopy best suited to homeowners and small businesses who want reliable UV protection and airflow without trapping water. The reviewer found the woven HDPE fabric and stainless steel corner D rings deliver solid durability and easy anchoring, while the sail's water permeable design and UPF50 rating provide meaningful shade and cooler outdoor temperatures. This is a practical choice when shade, longevity, and versatility matter more than total waterproofing.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWoven HDPE fabric:\u003c\/strong\u003e The heavy density polyethylene weave gives the sail strength and a textured finish that resists tearing under normal outdoor use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless steel D rings:\u003c\/strong\u003e Reinforced corner D rings attached to heavy duty webbing make mounting secure and compatible with a range of hardware kits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater permeable and breathable:\u003c\/strong\u003e The fabric allows water and air to pass through, preventing water pooling and improving ventilation underneath the sail.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPF50 sun protection:\u003c\/strong\u003e Blocks up to 95% of harmful UV rays and can lower perceived temperature in the shaded area by roughly 10 to 15 degrees.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom sizing available:\u003c\/strong\u003e A variety of custom sizes lets you match the sail to patios, carports, pergolas, and other structures when standard sizes are not ideal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDecorative rectangle styling:\u003c\/strong\u003e The simple rectangular shape integrates with many outdoor designs while providing broad coverage for seating or parking areas.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis shade sail is a good fit for homeowners, renters with attachment points, and small property owners who need a durable, breathable canopy to cool patios, decks, pergolas, or carports without creating standing water. It suits anyone prioritizing UV protection and airflow and who can install anchors to trees, poles, or walls.\u003c\/p\u003e\n\u003cp\u003ePeople who need complete waterproofing or enclosed rain protection should look elsewhere, since this style is explicitly water permeable rather than waterproof. Also measure your site carefully before ordering a custom size, as customers report variations from manual measurement.\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\u003eHigh quality woven HDPE fabric offers strength and long-term durability.\u003c\/li\u003e\n\u003cli\u003eStainless steel D rings with heavy webbing make installation secure and compatible with common hardware kits.\u003c\/li\u003e\n\u003cli\u003eUPF50 rating provides substantial UV blocking and noticeably cooler shaded areas.\u003c\/li\u003e\n\u003cli\u003eAllows water and air to pass through, preventing pooling and improving comfort on warm days.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot waterproof, so it will not keep an area dry in heavy rain.\u003c\/li\u003e\n\u003cli\u003eCustomers report occasional size discrepancies from manual measurements, so accurate measuring is important.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eShadeMart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShape\u003c\/td\u003e\n\u003ctd\u003eRectangle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e17' x 20'\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eWoven HDPE (High Density Polyethylene)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorner fittings\u003c\/td\u003e\n\u003ctd\u003eStainless steel D rings with heavy duty webbing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctionality\u003c\/td\u003e\n\u003ctd\u003eWater permeable, breathable, UPF50 UV protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCustom options\u003c\/td\u003e\n\u003ctd\u003eCustom sizes available; measure venue before purchase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe ShadeMart 17' x 20' grey rectangle shade sail is a practical, well-made canopy that delivers strong UV protection, durability, and breathability at a reasonable value. It is recommended for anyone who needs reliable shading for patios, carports, or gardens and who accepts that the sail is water permeable rather than waterproof. With sturdy D rings and a robust HDPE weave, it performs well for most outdoor shading needs.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this sail waterproof?\u003c\/strong\u003e\u003cbr\u003eNo, this style is water permeable and designed to allow water to pass through rather than keep an area completely dry.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it block UV rays?\u003c\/strong\u003e\u003cbr\u003eYes, the fabric is rated UPF50 and can block up to 95% of harmful UV rays to reduce sun exposure and lower ambient temperature below the canopy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it be attached to trees or poles?\u003c\/strong\u003e\u003cbr\u003eYes, with proper hardware kits the reinforced D rings and webbing allow attachment to poles, trees, walls, or roofs for flexible installation.\u003c\/p\u003e","brand":"ShadeMart","offers":[{"title":"Default Title","offer_id":48621726925019,"sku":"B09H8LT27G","price":167.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/816THzWgLIL._AC_SL1500_d5853aa1-b191-4b32-a5e4-28943453da84.jpg?v=1778523429","url":"https:\/\/gearmusthave.com\/products\/shademart-17ft-x-20ft-grey-sun-shade-sail-rectangle-upf50-protection","provider":"GearMustHave","version":"1.0","type":"link"}