Custom Size 11ft x 17ft Black Rectangle Sun Shade Sail - UPF50

In this review of the 11' x 17' black rectangle sun shade sail, the bottom line is simple: it is for homeowners and small-business owners who need a robust, customizable canopy that prioritizes sun protection and durability. The reviewer found the sail delivers strong cooling and UV defense thanks to its 200 GSM high-density polyethylene fabric and 95% UV blockage. Installation takes some planning but the flexible mounting options and reinforced hardware make it a practical solution for patios, play areas, or outdoor dining where long-term performance matters.

Key Features

• 95% UV blockage: The dense 200 GSM HDPE fabric blocks up to 95% of harmful rays, offering reliable sun protection during peak hours.
• Temperature reduction: The canopy lowers ambient temperatures by up to 15 degrees compared with unshaded areas, making outdoor spaces noticeably cooler.
• Commercial-grade hardware: Stainless steel D-rings and reinforced edges provide a sturdy attachment point that resists tearing under tension.
• Water and air permeable: The breathable fabric sheds heat and lets wind pass through, reducing uplift and ponding compared with solid canopies.
• Custom sizing: Made to order using D-ring to D-ring measurements so the sail fits nonstandard spaces when precise measurements are supplied.
• Three-year assurance: The product includes a three-year assurance that supports its heavy-duty, long-term use in residential and commercial settings.

Who It's For

This shade sail is best for homeowners with patios, pergolas, or garden seating areas and small commercial operators such as cafes or childcare facilities who need a UV-blocking cover that can be tailored to a specific footprint. The robust 200 GSM material and reinforced stitching suit frequent outdoor use and exposure to sun.

It is less well suited for buyers who want a simple pop-up umbrella or a weightless, temporary shelter; the sail requires planning for corner clearances and proper anchor points, and those wanting instant hoop-style setup may prefer other shade solutions.

Pros & Cons

Pros

• High UV protection from the 95% blockage, reducing sun exposure for outdoor activities.
• Noticeable cooling effect that can lower temperatures up to 15 degrees beneath the sail.
• Durable construction with stainless steel D-rings, double-layer stitching, and reinforced edges for longevity.
• Custom-fit capability lets the sail conform to unique spaces when measured correctly.

Cons

• Installation needs accurate measuring and corner gap planning, which can be tricky for first-time installers.
• Because it is water permeable, it does not provide full rain protection for prolonged heavy showers.

Specifications

Size	11' x 17' (custom orders available)
Material	200 GSM high-density polyethylene (HDPE)
UV Protection	Up to 95% UV blockage (UPF50+)
Hardware	Stainless steel D-rings with reinforced edges
Permeability	Water and air permeable
Warranty	3-year assurance included

Our Verdict

Overall, this 11' x 17' black rectangle shade sail is a practical, cost-effective choice for anyone needing strong sun protection and a cooler outdoor area. Its commercial-standard build and customizable sizing make it good value for homeowners and small businesses who can commit to a measured installation; those seeking full rainproof coverage or instant setup should consider alternatives.

Frequently Asked Questions

How should I measure for a custom fit?
Measure from D-ring to D-ring for each side and allow at least 0.5 ft gap between D-rings and poles; adjust by 1 to 1.5 ft per side if needed for tension.

Will this sail protect from rain?
The fabric is water permeable so it sheds light moisture and reduces pooling but is not intended as a fully waterproof rain shelter for heavy downpours.

What hardware is included or recommended?
The sail features stainless steel D-rings and reinforced edges; use compatible mounting kits and sturdy anchors such as poles, walls, or trees to maintain proper tension.