{"product_id":"shademart-21ft-x-21ft-blue-sun-shade-sail-upf50-square-breathable","title":"ShadeMart 21ft x 21ft Blue Sun Shade Sail UPF50 Square - Breathable","description":"\u003cp\u003eIn this review of the ShadeMart 21' x 21' Blue Sun Shade Sail, the bottom line is straightforward: this canopy is best for homeowners and small businesses who need durable, breathable sun protection that cuts heat and blocks UV without trapping water. The reviewer found it especially useful for patios, carports and poolside shade where airflow and UV defense matter most. Installation is approachable for one or two people, and the fabric construction and stainless steel D rings are the main reasons to consider it.\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 strong, tear-resistant cloth that holds up to outdoor use while allowing airflow.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUV Protection:\u003c\/strong\u003e Blocks up to 95% of harmful UV rays, helping lower shaded temperatures by a noticeable amount on hot days.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCorners \u0026amp; Hardware:\u003c\/strong\u003e Stainless steel D rings sewn into heavy white webbing give secure anchor points that resist rust and pull-through.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBreathability:\u003c\/strong\u003e The water-permeable design lets rain and wind pass through, preventing ponding and reducing wind load on fastenings.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCustom Size Option:\u003c\/strong\u003e A range of custom sizes is available so buyers can match the sail to odd-shaped patios or carports if they measure carefully.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStyling:\u003c\/strong\u003e The rectangle shape and blue color act as both functional shade and a decorative element for outdoor spaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe ShadeMart 21' x 21' sail is ideal for homeowners with a medium to large patio, pergola, pool area or carport who want effective UV reduction while maintaining airflow; it suits DIY installers who can use basic hardware to anchor the corners to poles, trees or walls. It also works well for small business outdoor seating areas that need shade without creating a waterproof shelter.\u003c\/p\u003e\n\u003cp\u003eThose who need full waterproofing, a hard canopy, or a perfectly rigid structure should look elsewhere, because this textile is designed to be water-permeable and will not keep all rain out; also, precise measurements are required if ordering a custom size to avoid fit issues.\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-density woven HDPE fabric feels durable and performs well in sun protection and airflow.\u003c\/li\u003e\n \u003cli\u003eStainless steel D rings with heavy webbing provide strong anchor points that are easy to secure.\u003c\/li\u003e\n \u003cli\u003eSignificant UV blocking capability lowers temperatures and protects shaded areas from direct sun.\u003c\/li\u003e\n \u003cli\u003eEasy to install for two people and versatile enough to attach to posts, trees or walls.\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; water-permeable design means it will not keep areas completely dry in rain.\u003c\/li\u003e\n \u003cli\u003eCustom sizes require careful measuring and manual variations can lead to fit differences reported by some buyers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e21' x 21'\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eShape\u003c\/td\u003e\n\u003ctd\u003eSquare \/ Rectangle style\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 Rating\u003c\/td\u003e\n\u003ctd\u003eBlocks up to 95% UV\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCorners\u003c\/td\u003e\n\u003ctd\u003eStainless steel D rings attached to heavy 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 \u003ctr\u003e\n\u003ctd\u003eCustom Sizes\u003c\/td\u003e\n\u003ctd\u003eAvailable; measure venue accurately\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe ShadeMart 21' x 21' Blue Sun Shade Sail is a sensible purchase for anyone wanting durable, breathable sun protection that reduces heat and offers strong UV defense. It represents good value when used in patios, carports and poolside areas, provided buyers accept that it is water-permeable and that accurate measuring is needed for custom fits.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this shade sail waterproof?\u003c\/strong\u003e\u003cbr\u003eAnswer. No; the fabric is water-permeable so it will let rain pass through rather than create a waterproof canopy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the corner fittings made of?\u003c\/strong\u003e\u003cbr\u003eAnswer. The corners use stainless steel D rings sewn into heavy white webbing to provide rust-resistant anchor points.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it be installed on different structures?\u003c\/strong\u003e\u003cbr\u003eAnswer. Yes; with the proper hardware kit the sail can attach to poles, trees, walls or roofs for patios, pergolas and carports.\u003c\/p\u003e","brand":"ShadeMart","offers":[{"title":"Default Title","offer_id":48612597334235,"sku":"B0915D411S","price":206.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/91CyVuDkKhL._AC_SL1500_88d75818-4433-4b02-a21a-e6e28fc8a358.jpg?v=1778580940","url":"https:\/\/gearmusthave.com\/products\/shademart-21ft-x-21ft-blue-sun-shade-sail-upf50-square-breathable","provider":"GearMustHave","version":"1.0","type":"link"}