ShadeMart 20 ft x 23 ft Green Sun Shade Sail Rectangle - Breathable

In this review the ShadeMart 20' x 23' rectangle sun shade sail is judged as a practical choice for homeowners and small businesses seeking a large, breathable canopy that cuts heat and UV exposure. The single biggest reason to buy is its combination of durable woven HDPE fabric and stainless steel corner D rings that deliver a sturdy, low-maintenance shelter which reduces surface temperature and lets water pass through instead of pooling. This makes it a good pick for patios, carports and poolside areas where airflow and UV protection matter.

Key Features

• Woven HDPE fabric: Provides a strong, tear-resistant surface that blocks up to 95% of harmful UV rays while remaining breathable for steady airflow.
• Stainless steel D rings: Heavy duty corner D rings attached to reinforced white webbing give reliable anchor points for a secure installation.
• Water and air permeable: The sail allows rainwater to pass through and prevents pooling, reducing wind stress and maintenance needs.
• Temperature reduction: By blocking direct sunlight, the canopy lowers patio surface temperatures by roughly 10 to 15 degrees, improving outdoor comfort.
• Custom size options: Available in multiple sizes and colors with a custom production time of 3 to 7 business days to suit unusual spaces.

Who It's For

The ShadeMart rectangle shade sail is ideal for homeowners with patios, carports, pergolas or pool areas who want a durable, breathable canopy that reduces sun exposure and keeps areas cooler. It also suits small businesses with outdoor seating or employees needing shade without a permanent roof structure.

People who need a fully waterproof cover or precise factory-fit rigid awnings should look elsewhere, and buyers who want exact color matching should allow for some variation since color accuracy is mixed among users. Measure your venue carefully before ordering a custom size.

Pros & Cons

Pros

• Durable woven HDPE fabric with strong stitching provides long-lasting shade and strength.
• Stainless steel corner D rings and reinforced webbing make attachment straightforward and sturdy.
• Breathable, water-permeable design prevents pooling and improves outdoor airflow.
• Effective at lowering surface temperatures and blocking most UV radiation for sun protection.

Cons

• Not waterproof, so it will not fully block heavy rain or create a dry area underneath during downpours.
• Size and color can vary slightly due to manual measurements and production; precise color matching is not guaranteed.

Specifications

Brand	ShadeMart
Shape	Rectangle
Size	20' x 23'
Material	Woven HDPE (High Density Polyethylene)
Corner hardware	Stainless steel D rings with heavy duty white webbing
Functionality	Water permeable, breathable, blocks up to 95% UV
Custom options	Available (3 to 7 business days to make)

Our Verdict

The ShadeMart 20' x 23' rectangle shade sail is a sensible, cost-effective solution for shading patios, carports and pool areas where airflow and UV protection are priorities. Its durable HDPE fabric and robust corner fittings offer reliable performance, and the water-permeable design avoids pooling. Choose this if you want a flexible, attractive canopy; pick a different product only if you need full waterproofing or exact color fidelity.

Frequently Asked Questions

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

How much UV protection does the sail provide?
The woven HDPE fabric blocks up to 95% of harmful UV rays, significantly reducing sun exposure.

Can it be custom sized?
Yes, custom sizes are available and take about 3 to 7 business days to make; measure the installation area carefully.