Handcrafted spherical glass mug, slightly greenish or bluish glass. Broad dark red coloring at the top edge. Based on an early medieval find from a Viking burial, Birka, grave 644, 10th century. Height approx. 9 cm, diameter approx. 8.5 cm. Capacity approx. 0.3 liters.
Not suitable for dishwashers.
Do not fill with hot drinks.
Small air bubbles and small irregularities are possible as they are handmade.