ShadeMart 9 ft x 17 ft White Sun Shade Sail UPF50 - Durable Patio

Our review of the ShadeMart 9 ft x 17 ft White Sun Shade Sail finds it best suited for homeowners and small businesses that need reliable sun protection over patios, carports, or poolside seating. The sail's biggest selling point is its combination of woven HDPE cloth and stainless steel corner D rings, which delivers a breathable, UV-blocking canopy that meaningfully lowers temperature under the shade. It is a practical choice when weather permeability, durability, and simple installation matter more than full waterproofing.

Key Features

• Woven HDPE fabric: The high density polyethylene weave resists fading and provides a strong, lightweight canopy that blocks up to 95% of harmful UV rays.
• Stainless steel D rings: Heavy duty stainless steel corner D rings attached to strong white webbing make anchoring the sail secure and corrosion resistant.
• Water permeable design: The breathable fabric allows water and air to pass through, preventing pooling and reducing wind load in gusty conditions.
• Cooling effect: By blocking sunlight the sail can lower temperatures under the canopy by roughly 10 to 15 degrees, improving comfort on hot days.
• Custom sizing available: ShadeMart offers a range of custom sizes so you can order dimensions that better match unique patios or carports when standard sizes do not fit.
• Decorative styling: The rectangle shape and color options let the sail integrate with yard or patio decor while providing functional shade.

Who It's For

The ShadeMart 9 ft x 17 ft sail is ideal for homeowners who need a durable shade solution for a mid-size patio, pergola, or carport and who value UV protection and airflow over waterproofing. It also works well for rental property owners or small cafes that want an attractive, low-maintenance canopy that reduces heat and protects furniture from sun damage.

Customers who require complete rain protection should look elsewhere because the fabric is explicitly water permeable and not waterproof. Also, if an exact geometric fit is critical, consider measuring carefully or choosing a custom size, since manual measurements can lead to variation in shape while keeping fabric area constant.

Pros & Cons

Pros

• High UV protection with a UPF50 blocking up to 95% of harmful rays for significantly cooler shaded areas.
• Durable construction using woven HDPE and stainless steel D rings that handle outdoor exposure well.
• Breathable, water permeable design prevents water pooling and reduces wind stress on anchors.
• Easy to install for most homeowners when paired with appropriate hardware kits.

Cons

• Not waterproof, so it will not keep rain from passing through during storms.
• Some customers report size or rectangle regularity variations due to manual measurement and handling.

Specifications

Brand	ShadeMart
Shape	Rectangle
Size	9 ft x 17 ft
Material	Woven HDPE (High Density Polyethylene)
Corner 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 9 ft x 17 ft White Sun Shade Sail is a practical, good-value canopy for anyone prioritizing UV protection, airflow, and durable hardware. It is especially useful for patios, carports, and pools where reducing heat and sun exposure matters; buyers who need a dry, rainproof cover should select a different product.

Frequently Asked Questions

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

Can it be attached to trees or poles?
Yes, with the proper hardware kits the sail can be mounted to poles, trees, walls, or roofs.

Will it reduce temperature under the sail?
Yes, customers report the sail lowers temperatures under the canopy by roughly 10 to 15 degrees by blocking direct sunlight.