The Shademobile Rolling Umbrella Base with Bronze Finish means you never have to lift a heavy umbrella base again! Simply roll your Shademobile Umbrella Base to maximize your shade on any part of your deck at any time of the day! Designed to accommodate standard umbrella poles ranging from 1 3/8 in - 2 1/16 in. Easily fill the Shademobile with bricks or sand for up to 125 lbs. of stability. Made in the USA, this umbrella base is suitable for commercial and residential use. The locking rubber wheels keep the rolling umbrella base in place. Made from high-density polyethylene, this umbrella base will not rot, chip or rust. Fill recommendations: Stand plus 70 lbs of bricks total 90 lbs, Stand plus 90 lbs of sand totals 110 lbs, Stand plus 70 lbs of bricks plus 35 lbs of sand total 125 lbs.