Includes 1 Umbrella Base with Adapters Durable Plastic Outer Layer Features 2 wheels for easy mobility Refillable Reservoir Fill with Water for 50lbs weight Fill with Sand for 66lbs weight Fill with Water and Sand for 78lbs weight Includes 3 adapter sleeves to fit umbrella pole sizes Easy storage when not in use: tube can be located underneath base Suitable for umbrella pole sizes: 1.3in, 1.5in, 1.9in Suitable for umbrellas of 5ft, 6 x 7.5ft, 9ft, or 10ft Use as free-standing base with up to 9ft umbrella, or with table for 10ft umbrellas For product replacement parts email customer service at support@aeoutdoor.com