Polish Pottery Ceramika Boleslawiec Bowl Viki Cups, Royal Blue Patterns with Red Cornflower and Blue Butterflies Motif, 6-1/2-Inch Unikat signature polish pottery; limited production; model 0424 pattern 238 Boleslawiec white clay molded and painted by hand according to traditional methods; style, design and color influenced by contemporary shapes and dyes Scratch and chip resistant; lead free; oven; microwave; dishwasher; freezer safe without losing the beautiful colors and textures Unique original design and formation of the mold; Drying and pre-baking at 1562 Fahrenheit; Glazed and fired at 2282 Fahrenheit Measures* 4 high by 9 1/8 long by 9 1/8 inches wide