Jardin Aquarium 2-Way Water Air Flow Control Lever Valve, 5mm Tube Diameter Product Name : Aquarium Air Valve; Material : Metal, Plastic Color : Silver Tone, Black; Design : 2 Way Outlet Fit Air Tube : 5mm/0.2"; Overall Size : 53 x 28 x 21mm/2.1" x 1.1" x 0.84"(L x W x H) Net Weight : 23g Package Content : 1 x Aquarium Air Valve