Unused Metabo-no-Utsuwa (Metabolism Vessel) - Diet Support Hara Hachi-bun-me (80% Full) Rice Bowls - Rice Bowls - Pair Set - Couple's Rice Bowls The raised bottom subtly helps you be mindful of overeating. I bought these for my parents, but they weren't fooled (crying). Used only once. Diameter: 12.5 cm Height: 7.5 cm Made of ceramic, black and white, same size.