7 ft x 20 ft Brown Sun Shade Sail UPF50 Rectangle - Cooling Outdoor

In this review of the 7' x 20' Brown Sun Shade Sail from ShadeMart, the bottom line is simple: this rectangle canopy is for homeowners and outdoor hosts who need durable, breathable sun protection that meaningfully lowers surface temperatures. The reviewer found the woven HDPE fabric with stainless steel corner D rings to be a practical, heavy duty solution for patios, carports and poolside areas, and the sail's UPF50 sun blocking is the single biggest reason to buy if sun protection and airflow are priorities.

Key Features

• Woven HDPE fabric: provides a durable, tear-resistant canopy that breathes so air and water can pass through without pooling.
• Stainless steel corner D rings: attached to heavy duty white webbing for secure mounting and long-term corrosion resistance.
• Water permeable construction: the sail sheds water through the weave rather than hold it, reducing strain on attachment points during rain.
• Blocks up to 95% UV: the UPF50 fabric cuts most harmful UV rays and helps lower temperatures by roughly 10-15 degrees below unshaded areas.
• Custom size options: available in multiple sizes so customers can choose a sail that fits patios, carports, pergolas or pool decks.
• Rectangle styling: a simple geometric shape that integrates with many outdoor designs while acting as a functional shade and decorative element.

Who It's For

This sun shade sail suits homeowners, renters with stable anchor points, and small business operators who need a cost-effective, breathable canopy for patios, carports, pergolas or poolside areas. It is a strong pick for anyone prioritizing UV protection and airflow rather than total waterproofing.

People who need a fully waterproof awning or who cannot provide sturdy anchor points should look elsewhere. Also, buyers who require a perfect factory-cut rectangle should allow for small variations from manual measurements and confirm dimensions before ordering a custom size.

Pros & Cons

Pros

• High UPF effectiveness and noticeable temperature reduction in shaded areas.
• Durable HDPE weave and stainless steel hardware provide long-term outdoors performance.
• Breathable, water permeable design prevents ponding and reduces wind loading compared with solid tarps.
• Easy to install with the correct hardware and versatile mounting options to poles, walls or trees.

Cons

• Not waterproof, so it will not keep an area dry in heavy rain.
• Some customers report size or shape variations from manual measurements; careful measuring is required for custom orders.

Specifications

Product type	Rectangle sun shade sail canopy
Size	7' x 20'
Material	Woven HDPE (High Density Polyethylene)
Hardware	Stainless steel corner D rings on heavy duty white webbing
Weather properties	Water permeable, not waterproof
UV protection	Blocks up to 95% of UV rays (UPF50)
Shape	Rectangle

Our Verdict

The ShadeMart 7' x 20' Brown rectangle shade sail is a practical, value-oriented choice for anyone who needs reliable sun protection with airflow and durability. It is especially worthwhile for patios, carports and pool areas where heat reduction and UV blocking are priorities; buyers should confirm measurements and accept that the sail is breathable rather than waterproof.

Frequently Asked Questions

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

How much UV protection does it provide?
The woven HDPE blocks up to about 95% of harmful UV rays and carries a UPF50-level protection claim.

Can it be mounted to trees, poles or walls?
Yes; with the proper hardware kits the stainless steel D rings and heavy webbing allow attachments to poles, trees, walls or roofs.