Add convenience and stability to your outdoor space with this heavy-duty umbrella base. Even through strong gusts, this wind-resistant base has a sturdy build that keeps your umbrella standing tall. Use it anywhere! It's a perfect way to help shade your deck, poolside, or patio. A refillable reservoir lets you secure your base with sand (123.2 lbs. fill capacity) or water (95.7 lbs. fill capacity) as needed, and easy mobility includes four wheels that create a tilt-free surface that is easy to lock and easy to move. Built with a 2-inch receiver to accommodate umbrellas from 6-12 ft in diameter. Two adjustable knobs ensure a perfect fit for most market umbrellas and fit poles 1.5in-1.9in.The following section is provided to replicate any text that is present on the images in order to ensure the information is equally accessible to all guests.EASY MOBILITY Four wheels create a tilt-free surface that is easy to lock and easy to moveWIND RESISTANT Even through strong gusts, this base keeps your umbrella standing tallREFILLABLE RESERVOIR SAND 123.2 lbs. Fill Capacity or WATER 81.41 lbs Fill CapacityMULTIUSE Shade your deck, poolside, or any outdoor areaFITS MARKET UMBRELLAS 6-12FT Built with a 2-inch receiver to accommodate umbrellas from 6-12ft in diameter 12FT 10FT 7.5FT 6FT ADJUSTABLE KNOBS Two adjustable knobs ensure a perfect fit for most market umbrellas Fits Poles 1.5in - 1.9in2 in. 10.5 in. 7 in 22 in. 22 in.