JIH Fish Tank Air Bubble 2-Piece,Release Mineral Air Stone Bar for Aquarium (12 inch 2 Pcs)

Strong material, fish are happy and safe,help the virtuous cycle of water and air Automatic sinking, do not need sucker fixed, always connected to the air tube Low pressure will produce small bubbles, high pressure will produce a large number of finer bubbles, the whole surface can release bubbles, unaffected by the climate always open Material: Mineral & Plastic. Fits for 3/16" inner diameter tube, Stone Length: 10"

Material: Plastic Color: Air Bubble Brand: JIH Product Dimensions: 12"L x 10"W