Outsunny Round Resin Parasol Base 18kg Fits 38mm To 48mm Poles Adjustable Locking KnobProduct Overview The Outsunny Round Resin Parasol Base is a sturdy, weatherready stand designed to secure market parasols in outdoor spaces such as patios, decks and gardens. Weighing 18 kg, this base provides reliable stability for standard parasol poles with diameters of 3848 mm. To use, simply insert the parasol pole into the central sleeve and tighten the adjustable locking knob to keep the umbrella upright and in place, even when the breeze picks