Union Printed, 6 Piece Coaster Set with Stand. This 3.5 in. Metal Square Coasters Are Made from stainless steel and features a brushed polished finish, for an elegant look and feel! Black EVA Pad on the Back not only ensures the coaster adheres to the tabletop, but also prevents scratching your furniture. Includes Identical Imprint on all 6 Coasters. Decorated in our Union Shop - Union Bug Available at No Charge!