ShadeMart 16ft x 17ft White Sun Shade Sail Rectangle - Breathable UV

In this review the ShadeMart 16' x 17' White Sun Shade Sail Rectangle is examined for homeowners and small-business owners who need an economical way to add shade and lower outdoor temperatures. The bottom line: this woven HDPE canopy is best for projects that need durable, breathable sun protection rather than full waterproof coverage, and it stands out because it blocks up to 95% of UV while remaining air and water permeable. The reviewer found it especially useful for patios, carports and pool equipment covers where airflow and UV reduction matter most.

Key Features

• Material: woven HDPE fabric provides a strong, tear-resistant surface that holds up in outdoor use and resists fraying at seams.
• UV Protection: blocks up to 95% of harmful UV rays, which helps reduce ambient temperature under the sail by roughly 10 to 15 degrees.
• Breathability: water permeable and breathable design lets rain and air pass through so puddling and wind load are minimized.
• Hardware: stainless steel corner D rings attached to heavy duty white webbing give reliable anchor points for typical shade hardware kits.
• Custom Sizing: available in multiple sizes and custom dimensions so buyers can order a sail to fit irregular or large venues.
• Styling: rectangle shape and neutral white finish integrate well with many outdoor decors while serving as a decorative canopy.

Who It's For

This shade sail is best for homeowners, renters and small businesses that need cost-effective sun protection for patios, carports, pergolas, pool equipment or yard areas where airflow is desirable. It is also a good choice for someone who wants a durable, easy-to-install fabric solution with stainless steel D rings and heavy webbing.

Those who need a fully waterproof cover, or require a rigid permanent roof replacement, should look elsewhere; this style is explicitly water permeable and designed to allow water through rather than keep it out.

Pros & Cons

Pros

• Excellent UV blocking that meaningfully reduces temperature under the canopy.
• Durable construction with woven HDPE and reinforced corners featuring stainless steel D rings.
• Breathable, water permeable fabric reduces wind stress and avoids water pooling.
• Custom sizing options let buyers match unusual layouts and multiple color choices aid styling.

Cons

• Not waterproof, so it will not stop rain from passing through and is unsuitable as a replacement for a roof.
• Manual measurements can vary, so careful measuring is required before ordering a custom size.

Specifications

Brand	ShadeMart
Shape	Rectangle
Size	16' x 17'
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
Typical Uses	Patio, carport, pergola, pool, yard, window cover

Our Verdict

The ShadeMart 16' x 17' rectangle shade sail is a practical, value-oriented choice for anyone needing robust sun protection without full waterproofing; it pairs strong construction and stainless steel corners with excellent UV blocking and breathability, making it a smart buy for patios, carports and equipment covers where airflow and temperature reduction are priorities.

Frequently Asked Questions

Is this shade sail waterproof?
No; this style is water permeable and designed to allow water and air to pass through rather than act as a waterproof tarp.

What hardware is needed to install it?
Use a compatible shade sail hardware kit with turnbuckles, pad eyes or eye bolts and sturdy anchors such as poles, walls or trees; the sail includes stainless steel D rings on reinforced webbing at the corners.

Can I order a different size?
Yes; ShadeMart offers custom sizes, but measure your venue carefully because manual measurements can cause small variations in dimensions.