Features:Suitable for 5 ft, 6 ft, 7 ft, 8 ft umbrellas with 2 receiversEasy to move and lock with 4 universal wheels (2 are lockable)Robust PE construction withstands harsh weather effortlesslyCan be filled with water up to 16 kg of water, 24 kg of sand or 30 kg sand and water for stabilityConcave holes promote hardness and supportCarry handles allow you to take the base convenientlyPerfect for for gardens, patios, poolside and more areasEasy to assemble with clear manual.