{"product_id":"custom-size-8ft-x-21ft-black-rectangle-sun-shade-sail-upf50","title":"Custom Size 8ft x 21ft Black Rectangle Sun Shade Sail - UPF50","description":"\u003cp\u003eIn this review of the 8' x 21' black rectangle sun shade sail from Amgo, the bottom line is simple: it is a practical shade solution for people needing a tailored canopy that blocks strong sunlight while remaining breathable. The reviewer found it especially useful for patios, play areas, and outdoor workspaces where reducing heat and UV exposure matters. With a heavy-duty 200 GSM HDPE weave and reinforced corners, this shade sail aims to deliver dependable sun protection and a customizable fit for irregular outdoor layouts.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e95% UV blockage:\u003c\/strong\u003e The high-density fabric blocks up to 95% of harmful rays, reducing sun exposure for people and furnishings under the sail.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature reduction:\u003c\/strong\u003e The breathable weave cuts ambient temperatures by as much as 15 degrees compared with unshaded areas, making outdoor time noticeably cooler.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Stainless steel D-rings and reinforced edges with double-layer stitching improve longevity and resist fraying at attachment points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom fit on order:\u003c\/strong\u003e Measured from D-ring to D-ring, the sail can be made to size so it fits nonstandard or specific installation layouts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater and air permeable:\u003c\/strong\u003e The fabric sheds some water while allowing airflow, which prevents heat buildup and reduces wind stress on the canopy.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe shade sail suits homeowners and small businesses who need a heavy-duty, customizable canopy for patios, decks, poolsides, or outdoor seating areas and who value UV protection and breathability over a fully waterproof tarp. It is also a good option for landscapers or event organizers who install temporary or semi-permanent shade.\u003c\/p\u003e\u003cp\u003eThose who want a rigid, fully waterproof awning, or who require quick clip-on pop-up umbrellas for frequent mobility, should look elsewhere. Also, buyers should be comfortable measuring corner-to-corner accurately or working with the seller for custom straight-edge requests.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh UV protection from the 200 GSM HDPE fabric that blocks up to 95% of rays.\u003c\/li\u003e\n\u003cli\u003eNoticeable temperature reduction under the sail, making outdoor spaces more comfortable.\u003c\/li\u003e\n\u003cli\u003eSturdy hardware with stainless steel D-rings and reinforced, double-stitched edges for durability.\u003c\/li\u003e\n\u003cli\u003eCustom sizing available ensures a tailored fit for odd-shaped areas.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThe sail is water permeable rather than fully waterproof, so it does not provide complete rain protection.\u003c\/li\u003e\n\u003cli\u003eInstallation requires careful measurement and proper clearance at corners to achieve the best tension and fit.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e200 GSM HDPE fabric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e8' x 21' (custom orders available)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUV Protection\u003c\/td\u003e\n\u003ctd\u003eUp to 95% blockage \/ UPF50+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware\u003c\/td\u003e\n\u003ctd\u003eStainless steel D-rings with reinforced edges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePermeability\u003c\/td\u003e\n\u003ctd\u003eWater and air permeable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStitching\u003c\/td\u003e\n\u003ctd\u003eDouble-layer stitching to prevent fraying\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e3-year assurance included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe custom 8' x 21' black rectangle shade sail is a strong choice for anyone who needs targeted UV protection and cooler outdoor spaces without sacrificing airflow. Its heavy-duty 200 GSM construction, reinforced corners, and customization options make it good value for patios, pool areas, and commercial outdoor seating that require durable, long-lasting shade rather than full waterproofing.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eIs this shade sail waterproof?\u003c\/strong\u003e\u003cbr\u003eThe fabric is water and air permeable, so it sheds some water but is not fully waterproof for heavy rain protection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow should I measure for a custom fit?\u003c\/strong\u003e\u003cbr\u003eMeasure from D-ring to D-ring at each corner for the exact size; leave a small gap at poles per installation guidance or consult the seller for straight-edge customization.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat hardware is included or needed?\u003c\/strong\u003e\u003cbr\u003eThe sail uses stainless steel D-rings and reinforced edges; customers typically attach it with mounting hardware kits suited to their posts, walls, or trees.\u003c\/p\u003e","brand":"Amgo","offers":[{"title":"Default Title","offer_id":48244790034651,"sku":"B0C1MH6MD3","price":129.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/91gmjs9UHAL._AC_SL1500_8b181d94-f6d8-4da3-ba82-d9b99af10e99.jpg?v=1771066522","url":"https:\/\/gearmusthave.com\/products\/custom-size-8ft-x-21ft-black-rectangle-sun-shade-sail-upf50","provider":"GearMustHave","version":"1.0","type":"link"}