28 ft x 28 ft x 28 ft Black Triangle Sun Shade Sail - UPF50 Canopy

Our review of the ShadeMart 28' x 28' x 28' Black Sun Shade Sail finds it best for homeowners and small commercial spaces that need broad, breathable UV protection without trapping heat. The single biggest reason to buy is its effective sun blocking while staying water and air permeable, so patios and poolside areas stay noticeably cooler and dry out quickly after rain. Installation is straightforward thanks to stainless steel D-rings and reinforced webbing, and the fabric feels heavy duty without being rigid.

Key Features

• Woven HDPE fabric: Provides durable, tear-resistant coverage while allowing airflow so shaded areas stay cooler and ventilated.
• UPF50 protection: Blocks up to 95% of harmful UV rays to significantly reduce sun exposure for outdoor seating and play areas.
• Stainless steel D-rings: Rust-resistant corner hardware makes attachment to poles, walls, or trees simple and reliable in varied weather.
• Double webbing and reinforced seams: All edges are double layered and stitched to prevent fraying and extend the life of the sail under tension.
• Water and air permeable: The fabric sheds wind pressure and lets rain pass through so puddling is avoided and the canopy dries quickly.
• Custom sizing available: Options for made-to-measure sails let you fit awkward spaces when the standard triangle does not match exactly.

Who It's For

This shade sail is ideal for patio owners, poolside areas, carports or pergolas where breathability and UV protection are priorities. It suits DIY installers who can secure mounts to trees, posts or walls and value corrosion-resistant hardware and reinforced seams for a long-lasting installation.

Those who need a fully waterproof canopy, precise pre-measured coverage without trimming, or a very large continuous roof should look elsewhere; this style is water permeable by design and customers sometimes report the perceived size can be smaller than expected, so measure carefully before ordering.

Pros & Cons

Pros

• Effective UV blocking and noticeable temperature reduction in shaded areas.
• Durable woven HDPE material with reinforced edges and rust-free D-rings for dependable mounting.
• Breathable, water-permeable design avoids pooling and reduces wind load.
• Custom sizing option to better fit nonstandard spaces.

Cons

• Not waterproof; some buyers expecting full rain protection were surprised.
• Reported perceptions that the sail can seem smaller than expected, so accurate measurements are important.

Specifications

Brand	ShadeMart
Shape	Triangle
Size	28' x 28' x 28'
Material	Woven HDPE (High Density Polyethylene)
UV Protection	UPF50, up to 95% UV blockage
Hardware	Stainless steel D-rings with heavy duty white webbing
Functionality	Water and air permeable; not waterproof

Our Verdict

The ShadeMart 28' triangle sun shade sail is a practical, well-built choice for anyone who needs breathable UV protection and a cooler outdoor space. It delivers solid value with rust-free hardware and reinforced seams, but buyers should measure carefully and accept that the sail is not designed to be waterproof. For patios, poolsides and pergolas seeking durable sun protection, it is a sensible, economical pick.

Frequently Asked Questions

Is this shade sail waterproof?
No. The sail is water permeable and designed to allow water to pass through rather than provide full waterproof coverage.

Will the hardware resist rust?
Yes. Corner D-rings are stainless steel and attached to heavy duty webbing to resist corrosion.

Can I order a different size?
Yes. ShadeMart offers custom sizes but you should measure your installation area carefully before ordering.