Uxcell Plastic Fish Tank Connector End Air Stone Bar, 45cm, Green/Blue Product Name : Aquarium Air Stone; Suitable for : Tank, Aquarium Shaped : Bar Design; Material : Mineral, Plastic Outlet Connector Diameter : 5.5mm/0.22" (max.); Stone Length : 45cm/17.7" Total Size (Approx.) : 46.5 x 2.1 x 1.3cm/18.3" x 0.8" x 0.5" (L*W*T); Color : Green, Blue Weight : 120g; Packag : 1 x Aquarium Air Stone