uxcell Fish Tank 3 Way T Shaped Air Valves 10 Pcs Clear White Product Name : Aquarium Air Valve;Hose Connector Diameter : 5mm / 0.2" Overall Size(Approx) : 30 x 18mm / 1.2" x 0.7"(L*W);Material : Plastic Color : Clear White Weight : 7g Package : 10 x Aquarium Air Valves