<h2>JW Pet Company - Aircore Sand Airstone 1" Double Pack</h2><p>The Aircore Sand Airstone 1" double pack by JW Aquatics is uniquely shaped and boasts an incredibly porous surface, which allows for consistent even air distribution&#046; This even air flow creates a beautifully consistent wall of bubbles&#046; </p><ul><li>Size: 1 in</li><li>Inner Qty: 12 </li><li>Case Qty: 324 </li></ul>