Specification Amount : 29.99 Binding : Misc. Brand : AquaMiracle Color : Black CurrencyCode : USD Label : AquaMiracle Manufacturer : AquaMiracle Model : ASE-504 PackageDimensions_Weight : 0.89948602896 PackageDimensions : L:9.3699999904426 X W:2.5599999973888 X H:2.3199999976336 ProductGroup : Pet Products ProductTypeName : PET_SUPPLIES Publisher : AquaMiracle Size : 1 Pack(1.52in) SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41RZ9u0tV4L._SL75_.jpg SmallImage_Width : 60 Studio : AquaMiracle Title : AquaMiracle New Innovative Rubber Air Stone for Large Fish Tank, 8"x1.52" Aquarium Air Stone 1-Pack, Air Bubbler Oxygen Air Diffuser for Pond Aerator, Cylinder Air Stone for Hydroponics Weight : 0.9 WeightUnit : pounds