Introducing Fish Bubbles! These hip and trendy fish tanks can be hung virtually anywhere! They require no pump or filtration! You can decorate your Fish Bubble with any aquarium accessories and keep goldfish, bettas, African Dwarf frogs or any other "easy-to-maintain" freshwater fish in a cool happy home on a wall! Buy 3 or 4 tanks and you can create wall patterns and amazing conversation pieces in your home or office. Measures approximately 10" in diameter by 5" deep. Fish Bubbles include a predrilled aquarium ready to hang, 1 pound of polished river stones and a colorful realistic plant.