Uxcell Sphere Shaped Aquarium Tank Airstones Steel, 4cm, Gray
</br></br>
<div style="text-align:left">
<b>[Product Information]</b><br>
<ul>
<li>Aquarium Air Stone; Suitable for : Aquarium</li>
<li>Design : Ball; Material : Mineral, Plastic</li>
<li>Ball Diameter : 4cm/1.6";Air Tube Port Outer Dia : 3mm/0.12"</li>
<li>Color : Gray, Black; Net Weight : 53g</li>
<li>Package : 1 x Air Stone</li>
</ul>
</div>
</br></br></br></br></br></br></br></br></br></br>

</br></br></br></br></br></br></br></br></br></br>
<img src='http://ecx.images-amazon.com/images/I/41dP3RJkRWL.jpg'></br>