The hand-cast porcelain Melting Mug with thick running glaze on porcelain. Based on the traditional Japanese yunomi tea mug shape, it is meant for everyday use. Each mug is unique as the glaze is impossible to control - drips can be long and thin or short and thick. 10.5 x 8cm, holds +/- 400ml Microwave and dishwasher safe. Read more about item care here. https://arhoj.com/products/melting-mug-white?_pos=471&_sid=da7da1f4f&_ss=r