100% solution-dyed acrylic, water resistance and oil resistance. Ordinary market and patio umbrella will fade in 1-month, while the umbrella is fadeproof. High-quality 260 GSM impermeable fabric shows effective in heat insulation in Sunlight exposure and protects the people tanning and burning. The patio umbrella is 20% stronger than most of patio umbrellas in the market. The 9 ft. Patio umbrella comes with 1.5 in. Dia aluminum pole which provides stronger support than standard round poles. The crank system makes the canopy easily to open and close. The push button tilt technology also makes tilting the umbrella effortless so that you can enjoy shade. at any angle. Great for entertaining, picnics, BBQ, garden parties, beach, camping or relaxing in the shade.