Specification Amount : 0.00 Binding : Unknown Binding Brand : coomatec Color : 4-Pack CurrencyCode : USD Label : coomatec Manufacturer : coomatec PackageDimensions_Weight : 3.84045260404 PackageDimensions : L:11.4199999883516 X W:10.7099999890758 X H:2.949999996991 ProductGroup : Pet Products ProductTypeName : PET_SUPPLIES Publisher : coomatec SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41tjsGk-vbL._SL75_.jpg SmallImage_Width : 75 Studio : coomatec Title : 4-Pack Large Air Stone, Air Stone Hydroponics, 6 x 2 Inch Large Air Stone Cylinder Bubble Diffuser for Aquarium, Fish Tank, Pond and Hydroponics Air Pump, Growing System, Circulation (4-Pack) Weight : 3.8 WeightUnit : pounds