ShadeMart 11ft x 15ft Red Sun Shade Sail - UPF50 Rectangle Canopy

In this review the ShadeMart 11' x 15' Red Sun Shade Sail is assessed as a practical, heavy-duty option for homeowners and small businesses who want reliable sun protection without full waterproofing. The single biggest reason to buy is the fabric's combination of durability and sun-blocking performance: woven HDPE blocks up to 95% of UV rays while remaining breathable and water permeable, which keeps outdoor spaces noticeably cooler. This makes the sail a solid choice for patios, carports, pergolas and poolside areas where ventilation and sun protection matter most.

Key Features

• MATERIAL: Woven HDPE fabric provides a sturdy, tear-resistant canopy that withstands regular outdoor exposure.
• UV PROTECTION: Blocks up to 95% of harmful UV rays, reducing sun exposure and lowering ambient temperature in shaded areas.
• BREATHABILITY: Water permeable design lets rain and air pass through, preventing pooling and promoting airflow under the sail.
• HARDWARE: Stainless steel corner D rings attached to heavy duty webbing create reliable anchor points for secure installation.
• CUSTOM SIZING: Available in a range of sizes and custom options so you can match the sail to irregular spaces when measured accurately.
• STYLING: Rectangular shape and multiple colors allow the sail to act as a functional shade and decorative element for outdoor design.

Who It's For

The ShadeMart rectangle sail is best for homeowners, renters, and small commercial spaces that need effective sun protection while preserving airflow-ideal over patios, carports, pool areas and pergolas. People who prioritize UV blocking and a breathable canopy that reduces heat will find the UPF50 fabric especially useful.

Those who need a fully waterproof canopy or require a perfectly rigid, factory-cut geometric panel for precision architectural installs should look elsewhere; this style is explicitly water permeable and may vary slightly due to manual measurements. Always measure the installation site carefully before ordering a custom size.

Pros & Cons

Pros

• High UV protection that significantly lowers temperatures in shaded areas.
• Durable HDPE fabric and stainless steel D rings offer long-term resilience outdoors.
• Breathable, water permeable design prevents water pooling and encourages airflow.
• Custom size options and multiple colors make it adaptable to many outdoor spaces.

Cons

• Not waterproof, so it will not keep an area dry during heavy rain.
• Some customers report size or shape variation, so careful measuring is required for custom orders.

Specifications

Brand	ShadeMart
Size	11' x 15'
Shape	Rectangle
Material	Woven HDPE (High Density Polyethylene)
UV Rating	Blocks up to 95% of UV rays (UPF50)
Water Behavior	Water permeable and breathable (not waterproof)
Hardware	Stainless steel D rings with heavy duty webbing

Our Verdict

The ShadeMart 11' x 15' Red Sun Shade Sail is a practical, value-focused choice for anyone needing strong sun protection with good durability and airflow. It is particularly well suited to patios, carports and poolside areas where lowering temperature and blocking UV matter more than keeping out rain. With sturdy D rings and custom size options, it delivers reliable performance for most residential outdoor shading needs.

Frequently Asked Questions

Is this shade sail waterproof?
The fabric is water permeable and breathable, so it allows water to pass through and is not intended to be waterproof.

How much UV protection does the sail provide?
The woven HDPE blocks up to 95% of harmful UV rays, providing UPF50-level sun protection.

Can it be attached to trees or poles?
Yes, with the proper hardware kits the sail can be anchored to poles, trees, walls or roofs using the stainless steel D rings and webbing.