{"product_id":"shademart-13-ft-x-23-ft-blue-sun-shade-sail-upf50-rectangle-heavy","title":"ShadeMart 13 ft x 23 ft Blue Sun Shade Sail UPF50 Rectangle - Heavy","description":"\u003cp\u003eOur review of the ShadeMart 13 ft x 23 ft Blue Sun Shade Sail finds it best suited for homeowners and outdoor hobbyists who need a durable, breathable canopy to lower temperatures and shield spaces from sun. The single biggest reason to buy is the fabric construction: woven HDPE that blocks up to 95% of harmful UV rays while remaining water and air permeable, so it cools areas without trapping rain or heat. This review focuses on real-world durability, ease of setup, and suitability for patios, carports, pergolas, and poolside shade.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWoven HDPE fabric:\u003c\/strong\u003e provides strong UV protection while staying breathable so air circulates and water drains through.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPF50 sun blocking:\u003c\/strong\u003e shields people and furnishings from up to 95% of UV, reducing surface temperatures noticeably on hot days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless steel D rings:\u003c\/strong\u003e heavy duty corner hardware attached to white webbing improves anchor reliability and resists corrosion outdoors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRectangle styling:\u003c\/strong\u003e a simple geometric shape that fits common patio, carport and pergola layouts for neat, predictable coverage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom size options:\u003c\/strong\u003e the manufacturer offers made-to-measure sails so buyers can match odd spaces when standard sizes do not fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater and air permeable:\u003c\/strong\u003e lets rain pass through instead of pooling and allows airflow to keep shaded areas cooler and more comfortable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe ShadeMart rectangle shade sail is aimed at homeowners, renters with outdoor needs, and small business owners who want a functional, low-maintenance canopy that reduces UV exposure and lowers temperatures in yards, patios, and pool areas. It is especially useful where airflow and drainage are important, such as over seating areas or a carport where water pooling would be a problem.\u003c\/p\u003e\n\u003cp\u003ePeople who need a fully waterproof shelter, an enclosed canopy, or precise factory-cut architectural sails should look elsewhere; this style is purposely water permeable and varies slightly by manual measurement, so for waterproof coverage or precision-engineered installations a different product or professional fabrication may be a better fit.\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 quality woven HDPE fabric gives durable UV protection and good color retention over time.\u003c\/li\u003e\n\u003cli\u003eStainless steel D rings and heavy webbing make mounting secure and resilient to changing weather.\u003c\/li\u003e\n\u003cli\u003eAllows airflow and water passage, preventing heat buildup and standing water on the canopy.\u003c\/li\u003e\n\u003cli\u003eCustom sizing options make it adaptable to many outdoor layouts.\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 out heavy rain or provide a dry shelter beneath.\u003c\/li\u003e\n\u003cli\u003eSome buyers report the standard size can feel large; careful measurement and possibly custom sizing are important.\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\u003e13 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\u003eBlocks up to 95% of UV, UPF50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardware\u003c\/td\u003e\n\u003ctd\u003eStainless steel D rings on heavy white webbing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctionality\u003c\/td\u003e\n\u003ctd\u003eWater and air permeable, not waterproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe ShadeMart 13 ft x 23 ft Blue Sun Shade Sail is a strong value when you need reliable UV protection, airflow and easy attachment points for patios, carports and poolside areas. It is well built with quality hardware and fabric, and the custom sizing option makes it flexible for many installs; just be aware it is not a waterproof shelter and buyers should measure carefully before purchase.\u003c\/p\u003e\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 and air permeable and is not waterproof, so it will not keep out heavy rain.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat hardware is included for installation?\u003c\/strong\u003e\u003cbr\u003eThe sail has stainless steel D rings attached to heavy duty white webbing; proper tensioning hardware kits are recommended but may be purchased separately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I get a custom size?\u003c\/strong\u003e\u003cbr\u003eYes, the maker offers custom sized shade sails; measure your mounting points carefully because dimensions may vary slightly due to manual measurement.\u003c\/p\u003e","brand":"ShadeMart","offers":[{"title":"Default Title","offer_id":48609422016731,"sku":"B098HHPH6M","price":158.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/91CyVuDkKhL._AC_SL1500_4104c54f-56fb-4454-88e8-1ff71e58c9ea.jpg?v=1778406731","url":"https:\/\/gearmusthave.com\/products\/shademart-13-ft-x-23-ft-blue-sun-shade-sail-upf50-rectangle-heavy","provider":"GearMustHave","version":"1.0","type":"link"}