{"product_id":"sun-shade-sail-11ft-x-18ft-rectangle-canopy-high-uv-block","title":"Sun Shade Sail 11ft x 18ft Rectangle Canopy - High UV Block","description":"\u003cp\u003eIn this review of the Sun Shade Sail 11' x 18' rectangle canopy, the bottom line is simple: this is a practical, low-cost way to add reliable UV protection and dappled shade to a patio, deck, pergola or backyard sitting area. It is aimed at homeowners and renters who want an easy-to-install fabric shade that blocks up to 95% of UV rays while still allowing cooling breezes and light rain to pass through. The reviewer found the sail's heavy knitted mesh, reinforced stitching and anti-rust D-rings make it a durable choice for seasonal use and temporary installations.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eHigh shading rate:\u003c\/strong\u003e The fabric offers a 90%-95% shading rate (80%-85% for white series), which cuts direct sunlight and reduces glare on warm days.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUV protection:\u003c\/strong\u003e Made from high-density polyethylene without recycled materials, the canopy blocks about 95% of UV rays to protect skin and outdoor furnishings.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBreathable mesh:\u003c\/strong\u003e The knitted construction allows cooling breezes and light rain to penetrate, so the covered area feels ventilated rather than trapped and humid.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReinforced construction:\u003c\/strong\u003e Cut from a single piece of mesh with double-strength stitched seams and curved edges to resist sagging and maintain a neat profile.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eInstallation hardware:\u003c\/strong\u003e Each corner includes an anti-rust D-ring and the package includes four cords for mounting, making setup straightforward with separate fixings.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCustom size option:\u003c\/strong\u003e The listing notes custom sizing is available, which helps when the standard 11' x 18' rectangle does not match a specific space.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis shade sail is best for homeowners, renters, or gardeners who want a simple, attractive way to reduce sun exposure over a seating or dining area without permanent construction. It works well for decks, patios, pergolas and playground areas where ventilation and partial light are desirable.\u003c\/p\u003e\n\u003cp\u003eThose who need a fully waterproof canopy, a permanent structure, or who require strict dimensional precision for an integrated roof should look elsewhere; the fabric is explicitly not waterproof and the manufacturer warns measurements are taken from D-ring edges with a tolerance that can reach several inches.\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-density polyethylene fabric blocks most UV rays while letting air flow, so shaded areas stay cooler.\u003c\/li\u003e\n \u003cli\u003eSturdy finishing with double-stitched seams and anti-rust D-rings gives confidence in repeated seasonal use.\u003c\/li\u003e\n \u003cli\u003eCurved edge design reduces sagging and improves the look compared with flat-cut sails.\u003c\/li\u003e\n \u003cli\u003eEasy to install with included cords and straightforward spacing guidance for mounting points.\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 furniture dry during heavy rain and is meant for sun protection primarily.\u003c\/li\u003e\n \u003cli\u003eLength is measured from D-ring outer edges with a tolerance up to about 4 in, so exact fit requires planning and possible trimming or custom ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eRectangle shade sail canopy\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e11' x 18'\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHigh-density polyethylene knitted mesh (no recycled materials)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eShading rate\u003c\/td\u003e\n\u003ctd\u003e90%-95% (white series 80%-85%)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eUV blocking\u003c\/td\u003e\n\u003ctd\u003eApproximately 95% of UV rays\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eHardware\u003c\/td\u003e\n\u003ctd\u003e4 anti-rust D-rings and 4 cords included\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eWater resistance\u003c\/td\u003e\n\u003ctd\u003ePermeable mesh, not waterproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eFor anyone who needs a cost-effective way to create shaded outdoor living space, the 11' x 18' sun shade sail is a solid value: it blocks a high percentage of UV rays, is built from durable HDPE mesh with reinforced seams, and installs quickly using included cords and D-rings. It is not a replacement for a waterproof canopy, but for sun protection, airflow and aesthetic improvement of a deck or patio, it delivers good performance for the price.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this shade sail waterproof?\u003c\/strong\u003e\u003cbr\u003eNo, the fabric is a permeable knitted mesh designed to allow breezes and rainwater to pass through; it does not provide waterproof coverage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much UV protection does it give?\u003c\/strong\u003e\u003cbr\u003eThe material blocks up to about 95% of UV rays in the darker series, with the white series providing roughly 80%-85% shading.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow should I space the mounting points?\u003c\/strong\u003e\u003cbr\u003eLeave about 0.5-1 ft between the fixing point and the shade sail to allow room for hardware, hooks or rope; accessories are sold separately or you can use compatible fittings.\u003c\/p\u003e","brand":"SUNLAX","offers":[{"title":"Default Title","offer_id":48226019573979,"sku":"B0C1C1MN8C","price":123.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81DzJw-664L._AC_SL1500_a35b3088-24bc-446a-8f2b-ed560ee9b31f.jpg?v=1770752207","url":"https:\/\/gearmusthave.com\/products\/sun-shade-sail-11ft-x-18ft-rectangle-canopy-high-uv-block","provider":"GearMustHave","version":"1.0","type":"link"}