This set includes a water purification filter and air pump, perfect for raising goldfish. Since food, water conditioners, and artificial aquatic plants are also included, you can start keeping them as soon as you have a fish tank. You can even buy fish tanks at 100-yen shops these days, so why not give it a try? - Set Contents: Air pump, air tube, filter, aquarium treatment - Filter Type: Water purification filter - Air Pump Model: G-AIR - Treatment Types: Medication to decompose goldfish waste, bacterial agent Thank you for viewing. It will be wrapped in bubble wrap and shipped via Mercari delivery.