Adjustable locking knob and a pair of included adapters ensure seamless fit with 38 mm & 48 mm umbrella poles, accommodating canopies up to 270 cm wide for versatile coverage. For solid support, the round umbrella stand can be filled with up to 27 kg of sand and water mixture, while its unfilled weight of just 2 kg and built-in ergonomic cut-out handle make transport and storage effortless.