60PCS Air Hose Connectors, Aquarium Hose Connector, Plastic Aquarium Hose for Aquarium Air Pumps

★High-Quality Material: Aquarium suction cups are made of high-quality PP plastic. Healthy and non-toxic. They are not easy to break, ensuring a long service life.
★Standard Tubing: Fits oxygen tubing with an inner diameter of 4 mm.
★Easy to Use: Easily connect or extend aquarium air tubing without tools, very convenient for everyday use.
★Meets Your Needs: The kit includes I, T, Y, and L adapters; 15.60 of each style in total, enough for your daily needs.
★Wide Application: Great accessories for your aquarium tubing, air pump, check valve, and air stone connection.