WRTHN 40 lbs Patio Umbrella Base, 21.5" Round Market Umbrella Stand for 1.5''-1.9'' Umbrella Poles, Heavy Duty Resin Base with Metal Support Holder for Deck Garden Poolside (40 lbs)

Durable resin base (sunshade base/weighted umbrella base) - High quality resin base with powder coated metal rod, weather resistant, waterproof, corrosion-resistant, more reassuring for long-term outdoor use. Universal Adaptation (Terrace Umbrella Stand/Universal Sunshade Base) - Comes with 2 plastic adapters in the box, suitable for umbrella pole diameters of 1.5 "-1.9", and can be used with most sunshades under 9 feet on the market. Adjustable knob fixation (adjustable knob/anti shake umbrella seat) - By tightening the knob, the umbrella pole is firmly fixed to reduce shaking; It is recommended to use it in conjunction with outdoor dining tables for optimal stability. Easy installation (easy to assemble/quick to get started) - Three steps to complete the installation: installing the rod, selecting the adapter, and adjusting the knob, without the need for complex tools, making the operation worry free. Beautiful and versatile (outdoor umbrella stand/terrace accessories) - retro texture and black appearance, balancing decoration and practicality, suitable for various outdoor scenes such as courtyards, gardens, balconies, and poolside.