General Description Create a cozy, shaded retreat in your outdoor space with Nuu Garden Patio Umbrella Base! This half-round umbrella base is perfect for compact outdoor spaces, fitting snugly against walls. Weighing 20.9 pounds, its concrete-filled structure ensures stability. The adjustable knob and two adapters accommodate umbrella poles between 1.5'' and 1.9''. Made from durable PE material, this base is resistant to dents and cracks, making it ideal for all-weather use. Whether you're enjoying a sunny afternoon or creating a cozy shaded nook, this umbrella base provides reliable support.