With the patio umbrella, you won't have to worry about getting sunburned when gathering outdoors. Polyester fabric with PA coating can effectively protect against harsh sunlight and prevent light rain. Meanwhile, the fabric features high color fastness and excellent wear resistance. What is more special is that, unlike ordinary outdoor umbrella, this 3 tier patio umbrella has double ventilation, which promotes air circulation. Supported by a sturdy pole and eight sturdy ribs, the 3-tier outdoor umbrella is extremely stable. Besides, the aluminum alloy press button allows you to adjust the tilt range of 45 degrees to the left or right as required to obtain satisfactory shading effect. The umbrella pole is designed in two sections and can be assembled without tools. Then you can instantly get shade in the courtyard, garden, poolside by controlling the crank. If you are looking for a Double Vented Outdoor Umbrella like this, do not hesitate to place an order! Dual Vented 3-tier Design: Designed with unique 3-tier top, the outdoor umbrella promotes air circulation for cooler experience. What's more, the double-vented design facilitates the exchange of hot and cold air, making the patio umbrella more stable in windy conditions. Easy to Tilt and Open: Equipped with aluminium alloy push button, the 3-tier patio umbrella can be easily tilted from 0°-45°, allowing you to enjoy perfect shade at anytime of the day. Moreover, you can quickly open or close the patio umbrella by rotating the easy to operate crank system for instant shade. High Quality Material: Crafted with selected polyester fabric, the outdoor umbrella is wear-resistant and anti-fade for longer companionship. Additionally, the fabric is coated with premium PA, which provides sun and light rain protection for you.(Note: Do not use it in extreme weather.) Stable and Durable Frame: The 3-tier outdoor umbrella is supported by 37mm diameter metal umbrella pole and 8 strong umbrella ribs, featuring excellent stability and rust-resistance. And the rib pockets are reinforced by double sewing technique, ensuring higher quality. Quick Assembly and Multi-use: Adopting 2-section screw-in poles, the patio umbrella is easy to assemble within 1 step. Featuring classic beige/coffee color, it will blend well with multiple occasions, such as flea market, beach, yard, patio.