ShadeMart 9ft x 17ft White Sun Shade Sail Rectangle - Breathable UV

In this review the ShadeMart 9' x 17' White Sun Shade Sail is evaluated for homeowners and small-property owners who need a simple, durable cover that reduces temperature and sun exposure without trapping water. The sail is best for patios, carports, pool equipment covers and pergolas where airflow and UV reduction matter most; the biggest reason to buy is the woven HDPE fabric that is both water permeable and blocks up to 95% of harmful UV, offering noticeable cooling without creating a solid roof.

Key Features

• Material: woven HDPE fabric provides durable, tear-resistant coverage and allows air to pass through for breathability.
• UV protection: blocks up to 95% of harmful UV rays, helping lower temperatures under the sail by roughly 10 to 15 degrees.
• Hardware: stainless steel corner D rings and heavy duty white webbing give secure attachment points and long-lasting corrosion resistance.
• Water permeability: designed to let water drain through so rain does not pool and airflow continues during wet weather.
• Custom sizing: available in a range of custom sizes so buyers can match irregular spaces while keeping fabric area consistent.
• Versatile use: with proper hardware the rectangle shape can be anchored to poles, walls, trees or roofs for multiple outdoor applications.

Who It's For

The ShadeMart rectangle sail is a practical pick for homeowners looking to shade a patio, carport, pool area or yard without building a permanent structure; it is especially useful when airflow and UV blocking are priorities. Installers who value easy handling and visible stitching at attachment points will appreciate the sturdy corners and simple mounting options.

It is not ideal for someone who needs a fully waterproof canopy or a sealed roof replacement, since the fabric is expressly water permeable. Those seeking a rigid, insulated overhead structure should look at solid roofing or waterproof canopies instead.

Pros & Cons

Pros

• High-quality woven HDPE material gives strong stitching and reliable material strength.
• Blocks most sunlight and reduces temperature beneath the sail, delivering visible temperature reduction.
• Stainless steel D rings and heavy webbing make installation secure and long-lasting.
• Custom sizing and multiple colors allow the sail to integrate with existing outdoor design.

Cons

• Not waterproof, so it will not provide full rain protection for items beneath the sail.
• Slight size variation possible due to manual measurement, so careful measuring is required before purchase.

Specifications

Brand	ShadeMart
Shape	Rectangle
Size	9' x 17'
Fabric	Woven HDPE (High Density Polyethylene)
Hardware	Stainless steel D rings with heavy duty white webbing
Functionality	Water permeable, breathable, up to 95% UV block

Our Verdict

The ShadeMart 9' x 17' rectangle shade sail is a sensible, cost-effective solution for anyone who needs reliable sun protection with airflow and UV blocking rather than a waterproof roof. It offers durable materials, sturdy corners and customizable sizing, making it a good value for patios, carports and pool areas that require cooler, shaded spaces without permanent construction.

Frequently Asked Questions

Is this shade sail waterproof?
Answer. No, the fabric is water permeable and designed to let water pass through rather than form a waterproof barrier.

How much UV protection does it provide?
Answer. The sail blocks up to 95% of harmful UV rays, which helps lower temperatures under the canopy.

Can I customize the size?
Answer. Yes, ShadeMart offers custom sizes; measure your venue carefully since manual measurements may cause slight size variation.