ShadeMart 15ft x 20ft Green Sun Shade Sail UPF50 Rectangle - Durable

In this review of the ShadeMart 15' x 20' Green Sun Shade Sail, the bottom line is simple: it is a practical, heavy-duty rectangle canopy for anyone who needs reliable UV protection and airflow for patios, carports, or RVs. The sail's woven HDPE fabric and stainless steel corner D rings make it a sturdy option, while its water-permeable design keeps wind and rain from pooling. For buyers who want a durable shade solution that lowers temperature and breathes well, this sail stands out as the most compelling reason to consider it.

Key Features

• Woven HDPE fabric: The high density polyethylene weave provides strength and blocks up to 95% of harmful UV rays, reducing temperatures underneath.
• Stainless steel D rings: Each corner includes stainless steel D rings attached to heavy duty webbing for secure anchoring and long-term corrosion resistance.
• Water permeable design: The breathable cloth allows water and air to pass through so it will not trap rainwater or create sail-like pull in winds.
• Custom sizing available: ShadeMart offers a range of custom sizes so consumers can order a sail that fits patios, carports, or irregular spaces when measured accurately.
• Rectangle styling: The simple rectangular shape and multiple color options integrate easily with existing outdoor decor and landscaping.
• Versatile attachment: With proper hardware kits the sail attaches to poles, trees, walls, roofs or existing structures for many outdoor uses.

Who It's For

This shade sail is best for homeowners or RV owners who need a breathable canopy that significantly cuts sun exposure and lowers surface temperatures beneath it. It suits patios, pergolas, carports and pool areas where airflow is important and where users prefer a fabric that drains rather than repels water.

People who need a fully waterproof shelter or a precisely guaranteed color match should look elsewhere; note that some buyers reported mixed color expectations and manual measurement variance, so order carefully and allow for slight sizing differences when planning mounting points.

Pros & Cons

Pros

• Blocks up to 95% of UV rays, offering strong sun protection and cooler shade underneath.
• Durable build with woven HDPE fabric and stainless steel corner D rings that hold tension well.
• Breathable and water permeable, preventing water pooling and reducing wind stress.
• Custom sizes available so larger or unconventional spaces can be accommodated.

Cons

• Not waterproof, so it will not provide full rain protection during heavy storms.
• Color and exact cut may vary slightly due to manufacturing and manual measurement, which some customers noted.

Specifications

Brand	ShadeMart
Shape	Rectangle
Size	15' x 20'
Material	Woven HDPE (High Density Polyethylene)
Corner Hardware	Stainless steel D rings on heavy duty webbing
Protection	Blocks up to 95% UV, UPF50
Water Resistance	Water permeable / not waterproof

Our Verdict

The ShadeMart 15' x 20' rectangle shade sail is a solid, value-minded choice for anyone needing breathability and strong UV protection over outdoor areas. It is well built for windy conditions and everyday sun exposure, and the option for custom sizes adds flexibility. Buyers should expect a breathable, not waterproof, canopy and confirm measurements and color expectations before ordering.

Frequently Asked Questions

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

What hardware is included?
Corners include stainless steel D rings attached to heavy duty white webbing; mounting hardware kits are sold separately and recommended for secure installation.

Will it block UV rays?
Yes, the woven HDPE material blocks up to 95% of harmful UV rays and is rated UPF50 for sun protection.