Meet the Sea Otter. What is he doing in your coffee? He is catching fish of course. But he wants to know, what are you doing in his coffee? Creature emerges slowly as you drink 11 fluid ounce (325 ml) Exterior color is Wedgewood Blue Made of hi-fire ceramics Dishwasher safe and microwavable Diameter: 4 inches (10 cm) / Height: 3.2 inches (8.0 cm) Weight: 0.7 lbs (0.3 kg) Every cup comes individually boxed making it easy to display and gift.