Set up this free-standing umbrella base on your patio or at any outdoor event without worry. The US weight 80 pound free standing umbrella base is crafted with a high-density polyethylene shell with UV protection that will not rust， dent or fade and can withstand the elements in any weather climate. Dimensions - 20.5" L x 20.5" W x 14.375" H High quality free standing umbrella base that resists fading Option to purchase empty or prefilled with 80 pounds of high-strength concrete for years of use in any weather condition 20.5" diameter resin base features a 14" high stem accommodating poles from 1.5" through 2" thick Easy transportation and setup with removable wheel on bottom and hand grips If empty base is chosen， fill with sand or gravel for years of use in any weather condition， Do not fill with water Crafted from durable， recyclable high-density polyethylene All of the steel components are made of grade 304 stainless steel The umbrella bases come in three colors - black， bronze and white and prefilled or empty options Limited 90 days manufacturer warranty Assembly required Polyethylene Wipe Clean Made in USA Furniture Mattress Delivery， Returns Services