Kikkerland Warning Sign Shot Glasses, Set of 4 Each glass printed with a colorful warning sign Set of 4 Made of glass When not in use shot glasses make a great home decor item Measure 2-1/2 by 2-inch diameter Each glass printed with a colorful warning sign Set of 4 shot glasses Made of glass When not in use shot glasses make a great home decor item Measures 2 by 2 by 2.5-inch