ShadeMart 7 ft x 12 ft Blue Rectangle Shade Sail - Breathable UV Block

Our review of the ShadeMart 7 ft x 12 ft Blue Rectangle Shade Sail finds it well suited for homeowners and renters who need an affordable, durable canopy to cut sun and lower temperatures outdoors. The single biggest reason to buy is its blend of heavy-duty woven HDPE fabric and stainless steel corner D rings, which deliver a readable combination of strength and sun protection while remaining water permeable so it will not pond in storms.

Key Features

• Woven HDPE fabric: provides durable, tear-resistant coverage that blocks up to 95% of harmful UV rays while remaining breathable.
• Stainless steel D rings: heavy-duty corner rings attached to white webbing give secure, corrosion-resistant anchor points for long-term outdoor use.
• Water permeable design: allows rain and air to pass through the sail so water does not pool and ventilation keeps the shaded area cooler.
• Temperature reduction: the fabric noticeably lowers temperatures underneath, making patios and carports more comfortable on hot days.
• Custom sizing available: multiple sizes and custom options let you match the sail to patios, pools, pergolas, or carports if you measure carefully.
• Simple styling: the rectangle shape and blue finish work as a functional shade solution and a decorative outdoor accent.

Who It's For

The ShadeMart rectangle sail is ideal for homeowners who want a cost-effective canopy for patios, carports, pool equipment covers, or pergolas and who prefer a breathable, UV-blocking fabric rather than a waterproof tarp. It suits DIY installers who can attach the sail to posts, trees, walls, or roofs with appropriate hardware.

Those who need a fully waterproof cover, precise tensioning hardware included, or a very small fitted canopy for a window should look elsewhere; this product is expressly water permeable and sold as fabric only, so buyers must plan mounting points and hardware separately.

Pros & Cons

Pros

• Good material strength and stitching that customers report holds up well under regular use.
• Blocks a high percentage of UV rays and meaningfully reduces temperature under the sail.
• Easy to install when paired with proper hardware kits and offers versatile mounting options.
• Custom sizes available to better fit different outdoor spaces.

Cons

• Not waterproof, so it will not keep rain out of an area and is not a replacement for a solid roof.
• Shade sails require separate hardware and careful measuring; manual size variances are possible.

Specifications

Brand	ShadeMart
Shape	Rectangle
Size	7 ft x 12 ft
Material	Woven HDPE (High Density Polyethylene)
Corner fittings	Stainless steel D rings on heavy white webbing
Functionality	Water permeable, breathable, UV resistant (up to 95% block)

Our Verdict

The ShadeMart 7 ft x 12 ft rectangle sail is a practical, good-value choice for anyone needing breathable sun protection that reduces heat and resists UV damage. It performs best where water permeability and airflow are advantages and when the buyer is prepared to provide mounting hardware and measure carefully for a custom fit.

Frequently Asked Questions

Is this shade sail waterproof?
No, the fabric is water permeable and designed to allow rain and air to pass through rather than act as a waterproof cover.

What hardware is included?
The product includes stainless steel D rings attached to webbing, but mounting hardware and tensioning kits are not included and must be purchased separately.

Can it reduce temperatures?
Yes, the woven HDPE fabric blocks most UV and sunlight and customers report a noticeable temperature reduction under the sail.