This picnic table has a 48" square plastisol top and 4 attached seats. The "J" frame is made of 1 5/8" O.D. pipe. The center cross brace stabilizes the entire table. This frame is portable for convenience. Plastisol picnic tables are popular in outdoor eating patios and schools. The frame is available in either galvanized or black powder coated galvanized steel. Please specify in drop down menu.