Check the listing for details. Firefly Serenity (Officially Licensed) Troublemaker Ceramic Bowl Set. Color: Yellow, Condition: New. Listed at 49.98 USD. Brand new, factory sealed, and 100% authentic ceramic bowl set from Quantum Mechanix! Based on a T-shirt made famous by mercenary Jayne Cobb in the sci-fi Western TV series Firefly, this ceramic bowl set is perfect for snacks, soup, cereal or whatever your troublemaking heart desires. Made of sturdy stoneware, each bowl has a removable silicone ring to protect surfaces and prevent sliding. Dishwasher, microwave and oven safe (up to 480 degrees F or 250 degrees C).You will dine like The Hero of Canton with these colorful ceramic bowls. Just remember, living legends need eggs! Small bowl: 10 oz (295 mL), Medium bowl: 18 oz (532 mL) Note: These have been moved around in the warehouse a few times over the years. Some of the boxes look like they've been handled a little bit. We included a picture of a typical unit above. All units are still sealed and the contents will be 100%. As a huge Firefly fan, I personally have a set of these that I use for food and water dishes for our kitty. The silicon gaskets make it so they won't slide all over the place when kitty is eating out of them. Wash right up in the dishwasher. I love em!