<p>Replacement tubing for the Apollo series hearing aids, sold individually. Sizes range from longest (#3) to shortest (#0).</p>
<p><strong>Note</strong>: size #1 ships with Apollo hearing aids.</p>
<p>The following options are available:</p>
<p><strong>Ear</strong>: <span>Left</span> or <span>Right</span></p>
<p><strong>Size</strong>: <span>#0</span> (shortest),<span> #1</span>, <span>#2</span>, or<span> #3</span> (longest)</p>
