Stadkeller Lucerne Shot Glass. A Ceramic Stoneware Type Material. Miniature Mug Style. A Gray Body with Colorful Swiss Folks Under a Swiss Flag on the Front. Actual Glass is about 2 inches tall and about 1 1/4 inches in diameter at Rim. I find no markings on the bottom of the glass. No Chips, Cracks or Crazing. All Color Strong and True.