1 Stoneware Teacup | 370ml - 12.5oz. Always your cup of tea. The Firebelly Teacup matches our ceramic teapots, and has a comfortable, easy-to-grip handle to make sipping your tea an even better experience. These teacups are stackable, so go ahead and grab a few. You won’t be wasting any shelf space.. Easy-to-grip handle. Smart, stackable design. Non-toxic glaze. Fits perfectly with Firebelly Tea Strainer. 6 colors. Dishwasher safe. Forms natural air vent for drying when flipped upside down