Umbrella made of thick steel pole and quality polyester, which is antitrust and water resistant  that great for outdoor use. the 15 ft. patio double-side umbrella provides an ample shade to keep you cool and protect from hot sun. The extra-large double-sided design also matches your desk and chair and provides more shade area. Assembly is easy and can be done without the aid of tools.
- 15 feet W patio umbrella features a double-sided design, which gives you maximum shelter that brings you double shades for your outside enjoyment 
- Frame of this patio double-side umbrella made of thick steel with powder coated, which is anti-rust and great for outdoor use 
- Canopy is made of high quality fabric, which is fade-resistant, weather-resistant and durable enough for outdoor use 
- Frame is black powder-coated, it has a plastic base and a steel cross base, the base cover is 140 g of black polyester 
- Patio umbrella with large shade is great for garden, backyard, poolside and beach 
- Warm tips: the base needs to be installed, and you also need to install the umbrella and base together.