The seats are 12-gauge steel with a .75" gap slotted pattern and feature a reinforced frame connection. The top also features a 1.64" diameter umbrella hole in the center. The top supports 100 lbs per square foot and the seats will support 200 lbs per linear foot. The table frame and legs are made of 2.38" O.D. steel tubing. Solid surface steel table top and steel slat seats are protected by the patented Fusion Advantage™ finish. Fade-resistant powder coated steel components feature a state-of-the-art primer proven to prevent rusting.