Enjoy superior stability and adaptability with th4 outdoor umbrella base.Crafted from non-fading HDPE and reinforced with a sturdy metal pole holder, this umbrella stand withstands impacts and everyday wear, making it a dependable choice for any outdoor setting. The adjustable locking knob, along with 3 included adapters, ensures a secure fit for 33 mm, 38 mm and 48 mm umbrella poles, supporting canopies up to 270 cm wide for flexible coverage. For maximum stability, the square base can be filled with up to 27 kg of sand and water, while its lightweight 1.5 kg unfilled weight and cut-out handle allow for easy carrying when empty. Moreover, hassle-free assembly means you can have stable, portable shade set up quickly for patios, poolside lounging, cafe terraces, or outdoor market stalls.