Product Name : Aquarium Bubbles Air Stone; Suitable for : Fish Tank, Aquarium * Material : Mineral, Plastic; Air Stone Body Length : 10.1cm/4" * Total Size(Approx.) : 11.4 x 2.1 x 1.2cm/4.5" x 0.84" x 0.49"(L x W x H); Import Diameter(Approx.) : 4.6mm/0.18" * Color : Green, Blue; Net Weight : 245g * Package : 10 x Aquarium Bubbles Air Stone