Ataucjin 9Ft 3 Tiers Market Umbrella Outdoor, 3 Tiers Heavy Duty Patio Umbrella 8 Ribs, Outdoor Market Table Umbrellas with Ventilation and Hand Crank

3-Tier Vented Canopy Design: Engineered with three overlapping canopies to enhance air circulation: cool air expels warm air while boosting wind stability. Multiple vents allow hot air and wind to flow through rapidly, keeping the umbrella steady in windy conditions and maintaining a cooler under-canopy environment Heavy-Duty Construction: Constructed with 8 heavy-duty alloy ribs and a 1.5-inch diameter pole, compatible with most market umbrella tables (base not included). This 3-tier outdoor umbrella offers robust support even in windy or rainy weather, with a durable design for long-term use in patios, gardens, and more Premium Polyester Fabric: Made from 100% polyester fabric that is water-, breathable, durable, fade-resistant, UV-protective, and easy to clean. The 3-tier umbrella features a 200gsm waterproof coating, providing excellent sun protection and blocking 99.9% of UV rays User-Friendly Hand Crank System: Equipped with a crank mechanism for easy storage and a push-button tilt function to adjust shading throughout the day. The button-activated tilt allows seamless canopy position adjustments, maximizing shade and comfort as the sun moves Auto-Tilt Umbrella: This 9ft 3-tier vented patio umbrella has a 104-inch diameter, perfectly fitting 42-54-inch tables and shading 4-6 chairs. It can be closed and tilted 0-45° via hand crank adjustment for quick, easy use, offering multi-angle shade protection and enhanced shading efficiency