Steel base is designed for use with Balt Half-round Lumina Tables. Frame is made of brushed silver powder-coated steel. Design includes a stabilizing stretcher bar and four 3" casters, two locking, so the assembled table can be rolled easily out of the way for nested storage. 1" thick, half-round tabletop is sold separately and features an antimicrobial finish that inhibits the growth of mold, mildew and fungus on the product"s surface.