This Polish Pottery mug (item number H7128J) is made by Ceramika Bona factory in Boleslawiec, Poland. It is 3.9" high and measures 3" by 4.2". It holds 8 ounces of fluid. The weight of this mug is 0.56 lbs.
This is Polish Pottery Unikat (Signature) mug, which means that it has been hand painted with both sponges and brushes and it is signed by the artist who painted it. Unikat pieces are the most involving works of art. Larger Unikat items take a few hours of very careful work to finish.