Jardin Mineral Bubbles Air Stone for Aquarium Product Name : Aquarium Bubbles Air Stone; Suitable for : Fish Tank, Aquarium Material : Mineral, Plastic; Air Stone Body Length : 30cm/12" Total Size(Approx.) : 32 x 2.3 x 1.4cm/12.6" x 0.9" x 0.6"(L x W x H); Import Diameter (Approx.) : 5mm/0.2"; Color : Green, Blue; Net Weight : 85g Package : 1 x Aquarium Bubbles Air Stone