Polish Pottery Mug. Our stout little ‘bubble’ mug features four large blue poppies around the center, surrounded by green leaves and tiny red berries. ‘Bunzlau Blue’ floral designs in blue and green encircle the mug’s top and bottom rims, along with the handle. Dishwasher, oven and microwave safe. Bottom-stamped with ‘UNIKAT,’ the artist’s name, and the Ceramika Artystyczna Boleslawiec® “Hand Made In Poland” logo. 10 oz. capacity. 3¾” Dia. x 3¾” H.