5 ft x 17 ft Black Rectangle Sun Shade Sail - Durable UV Block Canopy

In this review of the 5' x 17' Black Rectangle Sun Shade Sail from SHADESPEARE, the bottom line is simple: this canopy is for homeowners and outdoor space owners who want durable, effective sun protection without a heavy, permanent structure. The reviewer found the fabric's light weight and strong tensile strength make installation manageable while the precisely curved edges prevent mid-span sagging, delivering a tidy, functional look. It is best for people who need high UV blockage and ventilation rather than complete waterproofing or a decorative statement piece.

Key Features

• Corner-to-corner sizing: Measurement is taken from corner to corner so buyers can plan mounting points accurately for a true 5' x 17' span.
• Curved edge design: Edges are made slightly curved on a calculated radian to reduce sag and preserve a neat, taut appearance over time.
• Virgin polyethylene fabric: The material is lightweight with strong tensile strength, making it easier to handle and resistant to stretching under tension.
• High UV and visibility blockage: Provides up to 95% UV blockage and about 90% visibility blockage for effective sun protection and cooler shaded areas.
• Seasonal versatility: Offers shading and ventilation in summer, some frost protection at night, and slight rain resistance during brief showers.
• Custom orders and warranty: Available to be customized to fit different spaces and backed by a 3-Year Limited Warranty for peace of mind.

Who It's For

This shade sail is ideal for homeowners, renters, and small business owners who need a practical, high-UV-blocking canopy for patios, pools, driveways, carports, or garden seating areas. It works well where airflow and cooling are important because the knitted polyethylene allows ventilation while reducing direct sun and heat.

Those who should look elsewhere include buyers seeking a fully waterproof awning for heavy rain, or customers wanting ornate or heavy-duty architectural shade structures. If you need an opaque privacy screen or a permanent hardtop, a sail made of this lightweight fabric will not meet that need.

Pros & Cons

Pros

• High UV protection and substantial visibility blockage create noticeably cooler shaded zones.
• Curved edges and strong tensile fabric prevent sagging and maintain a clean appearance after tensioning.
• Lightweight polyethylene makes handling and installation easier for a two-person job.
• Custom sizing and a 3-Year Limited Warranty add value and flexibility for varied outdoor spaces.

Cons

• Only slightly rainproof, so it is not suitable as a primary shelter in heavy or prolonged rain.
• Black color absorbs heat more than lighter shades, which may reduce perceived cooling under intense sun.

Specifications

Product Type	Rectangle Sun Shade Sail
Size (corner-to-corner)	5' x 17'
Material	Virgin polyethylene
UV Blockage	Up to 95%
Visibility Blockage	About 90%
Edge Design	Slightly curved edges to prevent sagging
Warranty	3-Year Limited Warranty

Our Verdict

The 5' x 17' Black Rectangle Sun Shade Sail is a practical, cost-effective solution for outdoor shading where UV protection, airflow, and a tidy appearance matter. Buyers who need a breathable, high-UV-blocking canopy for patios, pools, driveways, or carports will appreciate the material quality and anti-sag design, while those needing full rain protection or a decorative piece should consider alternatives.

Frequently Asked Questions

Is this shade sail waterproof?
Answer. The sail is slightly rainproof for brief showers but is not fully waterproof in heavy or prolonged rain.

How is the size measured?
Answer. Measurement is taken from corner to corner, so plan anchor points to accommodate the full 5' x 17' span.

Can I order a different size or color?
Answer. Yes, all products are available to be customized to fit different spaces and needs.