ShadeMart 6 ft x 16 ft White Sun Shade Sail UPF50 Rectangle - Cool

In this review of the ShadeMart 6' x 16' White Sun Shade Sail the bottom line is clear: this is a practical, heavy-duty rectangle shade for homeowners or small commercial spaces who need reliable UV protection and airflow. The reviewer found the woven HDPE fabric and stainless steel D rings give a durable feel, while the breathable, water-permeable construction makes it suitable for patios, carports and poolside cover. Most compelling is the UPF50-level sun protection that noticeably lowers ambient temperature in covered areas.

Key Features

• Material: Woven HDPE fabric provides a tear-resistant, lightweight canopy that stands up to sun exposure without retaining moisture.
• UV protection: Blocks up to 95% of harmful UV rays, lowering temperatures in shaded areas for more comfortable outdoor use.
• Hardware: Stainless steel corner D rings attached to heavy duty white webbing make anchored installation durable and corrosion resistant.
• Breathability: The water permeable weave allows water and air to pass through, reducing wind load and preventing ponding after rain.
• Custom sizing: Multiple sizes are available so buyers can choose a fit for patios, pergolas, or carports, with the area of fabric kept constant despite small measurement variance.

Who It's For

This shade sail is well suited to homeowners, renters with permission to mount anchors, and small businesses who want a simple way to cut sun and heat without a solid roof. It works particularly well over patios, pool decks, carports and pergolas where airflow and UV blocking are priorities.

Those who need a fully waterproof canopy or a perfectly rigid, custom-framed structure should look elsewhere, since this style is intentionally water permeable and uses flexible mounting points that can vary slightly in final shape.

Pros & Cons

Pros

• Durable HDPE weave and stainless steel D rings deliver solid longevity and resistance to weathering.
• High UPF protection reduces sun exposure and can lower temperature noticeably in shaded areas.
• Breathable, water-permeable design prevents pooling and reduces wind strain on mounting points.
• Available in custom sizes to fit a range of outdoor spaces.

Cons

• Not waterproof, so it will not keep an area dry in heavy rain.
• Some customers report size and shape can vary slightly due to manual measurements, so precise measuring is required.

Specifications

Brand	ShadeMart
Shape	Rectangle
Size	6' x 16'
Material	Woven HDPE (High Density Polyethylene)
Hardware	Stainless steel D rings with heavy duty white webbing
Water resistance	Water permeable, not waterproof
UV protection	Blocks up to 95% of UV rays (UPF50)

Our Verdict

The ShadeMart 6' x 16' rectangle shade sail is a sensible, value-oriented solution for shading patios, carports and pool areas where sun protection and airflow matter most. Its heavy duty weave and stainless attachments make it durable, while the water-permeable design avoids ponding; just be mindful it is not waterproof and requires careful measuring for the best fit.

Frequently Asked Questions

Is this shade sail waterproof?
The sail is water permeable and breathable, so it will not act as a waterproof cover in heavy rain.

Can it block sunlight effectively?
Yes, the fabric blocks up to 95% of harmful UV rays and is rated for UPF50 protection.

What mounting options are there?
With appropriate hardware kits the sail can be attached to poles, trees, walls or roofs; stainless steel D rings and heavy webbing are provided at corners.