{"product_id":"shademart-21ft-x-23ft-sand-beige-sun-shade-sail-rectangle-upf50","title":"ShadeMart 21ft x 23ft Sand Beige Sun Shade Sail Rectangle - UPF50","description":"\u003cp\u003eIn this review the ShadeMart 21' x 23' Sand Beige Sun Shade Sail is examined for homeowners and outdoor-space improvers who need broad sun protection without trapping heat. The bottom line: this woven HDPE rectangle sail delivers durable, breathable shade and blocks up to 95% of UV while remaining water permeable, making it a strong choice for patios, carports and poolside cover where airflow and UV reduction matter most.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eWoven HDPE fabric:\u003c\/strong\u003e Provides long-lasting shade that resists tearing and helps keep temperatures lower under the sail.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUPF50 sun protection:\u003c\/strong\u003e Blocks up to 95% of harmful UV rays so furniture, vehicles and people receive meaningful sun protection.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWater and air permeable:\u003c\/strong\u003e Allows rain and breeze to pass through, preventing pooling and improving ventilation in hot weather.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStainless steel D rings:\u003c\/strong\u003e Reinforced corner hardware attached to heavy duty webbing for secure anchoring to posts, walls or trees.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCustom sizing available:\u003c\/strong\u003e A range of sizes can be ordered to fit unconventional spaces when standard dimensions are not suitable.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStylish rectangle shape:\u003c\/strong\u003e Simple geometry that integrates with many outdoor designs and can be layered for visual interest.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe ShadeMart rectangle sail is best for homeowners, renters and small business owners who need broad, breathable shade over patios, carports, pergolas or pool areas and value UV protection and airflow over full waterproofing. It works well for protecting RVs, outdoor furniture and creating a cooler seating area without disrupting cross breezes.\u003c\/p\u003e\n\u003cp\u003eThose who need a fully waterproof canopy, a rigid roof structure, or an exact color match should look elsewhere; the fabric is intentionally water permeable and customers report mixed experiences with the advertised color and stated measurements, so careful measuring and color checks are advised before purchase.\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\u003eEffective UV blockage and noticeable temperature reduction beneath the sail.\u003c\/li\u003e\n \u003cli\u003eDurable woven HDPE construction that stands up to wind and sunlight without quick fading.\u003c\/li\u003e\n \u003cli\u003eBreathable design prevents water pooling and improves comfort in warm weather.\u003c\/li\u003e\n \u003cli\u003eStainless steel corner D rings and heavy webbing aid secure installation with proper hardware.\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 by design, so it will not keep out rain completely.\u003c\/li\u003e\n \u003cli\u003eSome customers report color and size variation, so measure carefully and expect slight differences.\u003c\/li\u003e\n\u003c\/ul\u003e\n\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\u003e21 ft x 23 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\u003eUV Protection\u003c\/td\u003e\n\u003ctd\u003eUPF50, blocks up to 95% of UV rays\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eHardware\u003c\/td\u003e\n\u003ctd\u003eStainless steel corner D rings with heavy duty white webbing\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eWater Resistance\u003c\/td\u003e\n\u003ctd\u003eWater permeable, not waterproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe ShadeMart 21' x 23' rectangle sail is a solid, value-oriented option for anyone seeking durable, breathable sun protection that significantly reduces UV exposure and temperature under the canopy. It is particularly good for patios, carports and RV protection where airflow matters; just verify color expectations and exact measurements before ordering a custom size.\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\u003eThe fabric is water permeable and designed to allow rain through, so it is not a waterproof canopy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it block UV and reduce temperature?\u003c\/strong\u003e\u003cbr\u003eYes, the sail has UPF50 protection and blocks up to 95% of UV, which customers report lowers temperatures noticeably beneath the sail.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it be attached to different structures?\u003c\/strong\u003e\u003cbr\u003eWith the right hardware kits it can be mounted to poles, trees, walls or roofs and used over patios, carports, pergolas and pools.\u003c\/p\u003e","brand":"ShadeMart","offers":[{"title":"Default Title","offer_id":48242973835483,"sku":"B0B8F72958","price":220.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/91ZcqeZlJML._AC_SL1500_5c5b69f8-dded-45cd-ac41-ac66d3546bae.jpg?v=1770929489","url":"https:\/\/gearmusthave.com\/products\/shademart-21ft-x-23ft-sand-beige-sun-shade-sail-rectangle-upf50","provider":"GearMustHave","version":"1.0","type":"link"}