This umbrella is made of a thick iron pole and high-quality polyester fiber, which is water-resistant, breathable, long-lasting, fade-resistant, and UV-protected, perfect for outdoor use. This 15-foot patio reversible umbrella provides plenty of shade to keep you cool and protected from the hot sun. The extra-large reversible design also matches your desk and chair and provides more shaded areas. Assembly is easy and can be done without the use of tools.   Product Specifications