{"product_id":"shademart-20-ft-x-21-ft-brown-rectangle-sun-shade-sail-uv-blocking","title":"ShadeMart 20 ft x 21 ft Brown Rectangle Sun Shade Sail - UV Blocking","description":"\u003cp\u003eIn this review of the ShadeMart 20 ft x 21 ft Brown Rectangle Sun Shade Sail, the bottom line is simple: this heavy-duty woven HDPE canopy is for anyone who needs broad, breathable sun protection that stands up to weather and lasts. The reviewer found it especially useful for patios, carports, and boats where UV blocking, durability, and airflow matter. The sail blocks a large portion of sunlight while remaining water permeable, so it reduces heat without trapping water or wind pressure like a solid tarp.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Woven HDPE fabric provides a balance of strength and breathability so the sail resists tearing while allowing air to pass through.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV protection:\u003c\/strong\u003e The fabric blocks up to 95% of harmful UV rays which helps lower surface temperatures underneath and protect occupants and equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware:\u003c\/strong\u003e Stainless steel corner D rings attached to heavy duty white webbing give reliable anchor points that resist rust and stretching.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater permeability:\u003c\/strong\u003e The sail is water permeable and breathable, allowing rain and moisture to pass through rather than pooling and stressing the fabric.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom sizing:\u003c\/strong\u003e ShadeMart offers customized sizes so the sail can be ordered to fit a patio, pergola, or carport when standard dimensions do not work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyling:\u003c\/strong\u003e The rectangle shape and neutral brown color integrate with many outdoor decors while providing large-area shade.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe ShadeMart 20 ft x 21 ft sail is best for homeowners and small business owners who need a durable, breathable shade solution for a patio, pool area, carport, or to cover a boat. It is a practical choice where airflow and UV protection are priorities and where a semi-permeable fabric is preferred over a waterproof cover.\u003c\/p\u003e\n\u003cp\u003eThose who need complete waterproofing, a rigid structure, or an exact factory-cut dimension tolerance for precision roofing work should look elsewhere; the product is marketed as water permeable and manual measurements may vary slightly, though the fabric area remains constant.\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\u003eDurable woven HDPE fabric resists wear and stands up to wind and hail as reported by customers.\u003c\/li\u003e\n\u003cli\u003eStainless steel D rings and heavy webbing provide secure attachment points for various mounting options.\u003c\/li\u003e\n\u003cli\u003eBreathable, water permeable design reduces heat while preventing water pooling during rain.\u003c\/li\u003e\n\u003cli\u003eCustom size options and a neutral color help the sail fit many outdoor designs and uses.\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 a space dry in heavy rain or serve as a full weather barrier.\u003c\/li\u003e\n\u003cli\u003eManual sizing can lead to slight dimensional variation, so careful measurement is required before ordering.\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\u003e20 ft x 21 ft\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 Hardware\u003c\/td\u003e\n\u003ctd\u003eStainless steel D rings with heavy duty white webbing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctionality\u003c\/td\u003e\n\u003ctd\u003eWater permeable, breathable, blocks up to 95% UV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe ShadeMart 20 ft x 21 ft Brown Rectangle Sun Shade Sail is a sensible value for anyone needing large-area shade that breathes and blocks UV. It excels where airflow, durability, and rust-resistant attachment points are required, and it works well for patios, carports, and boats; shoppers who need full waterproofing should consider an alternate product.\u003c\/p\u003e\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 water permeable and designed to allow water to pass through rather than act as a waterproof barrier.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill the corner rings rust?\u003c\/strong\u003e\u003cbr\u003eThe corner D rings are stainless steel and attached to heavy duty webbing, so they resist rust under normal outdoor conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I attach it to trees or poles?\u003c\/strong\u003e\u003cbr\u003eYes, with proper hardware kits the sail can be anchored to poles, trees, walls, roofs, or other structures for patios, pergolas, and carports.\u003c\/p\u003e","brand":"ShadeMart","offers":[{"title":"Default Title","offer_id":48609730003163,"sku":"B0B69RJ4TK","price":202.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/91kdNZUBkQL._AC_SL1500_e3844650-7c34-4e24-9964-a24371b20dd7.jpg?v=1778366974","url":"https:\/\/gearmusthave.com\/products\/shademart-20-ft-x-21-ft-brown-rectangle-sun-shade-sail-uv-blocking","provider":"GearMustHave","version":"1.0","type":"link"}