Penn Plax Action Air Diver with Hose is a fun and engaging aquarium ornament that brings life and motion to your underwater world. This 4.5-inch tall decoration features a diver with an air hose, creating a bubbler effect that not only looks great but also helps to aerate your tank. The bubbles rise from the diver's helmet, providing much-needed oxygen for your aquatic pets. Made from durable, fish-safe resin, this ornament is suitable for both freshwater and saltwater aquariums. It easily connects to a standard 3/16" airline from your existing air pump (air pump and tubing not included). You can adjust the air pressure to control the motion and volume of bubbles, creating a customized display. This aerating action bubbler not only enhances the visual appeal of your aquarium but also helps oxygenate the tank. It provides both visual appeal and aeration in a fun way. Add a touch of whimsy and functionality to your aquatic environment with the Penn Plax Action Air Diver. * Aerating aquarium ornament. * Durable and fish-safe resin construction. * Suitable for freshwater and saltwater aquariums. * Connects to a standard 3/16" airline (not included). * Enhances visual appeal and oxygenates the tank. * Dimensions: 4.5 inches tall.