✔ã€?100% 240g Polyester Fabric】 100% 240g superior solution dyed polyester, the premium fabric in the market for 500 hours color fastness in the sun, is the optimal UV protection and shelter. The fabric can be water-repellent, long lasting, and easy to clean.✔ ã€?Unique Stronger Design】Unique inclined design for the pole provide better support compared to most offset umbrellas in the market. Also, we thickened the umbrella pole, making it stronger and more durable. Pole and ribs are both made from Aluminum in gray powder coated, features rust-free, corrosion resistance, anti-peeling, provide stronger support.✔ ã€?Important Notice】 This patio umbrella must be used with heavy weights or nailed on the deck to hold the umbrella from tipping over. You will get an offset umbrella and cross base only, weights NOT included. Please close and tie up the umbrella when you don"™t want to use it, especially in windy and rainy days, so that its life is prolonged. ✔ ã€?Easy Operation】 With convenient crank opens/closes system, even kids and the elderly can use easily. Foot pedal for rotation system, 7 height and angle to choose for easier shading area control. Easy to tie up our patio umbrella with the strap to prolong its life especially in windy and rainy days.✔ ã€?Air-flowing Canopy】 The vent on the top for keeping cool and comfortable allow heat to escape and take in the cool breeze. Work as a stylish shaded oasis for your residential and commercial activities.