<p>The All-Spec GRD550RXL is a stretch hook and loop heel grounder .</p><b>The All-Spec GRD550RXL Features: </b><br><ul><li>Stretch Loop closure</li><li>Non-Marking</li><li>1.50" cup design</li><li>High visibility colors allow for easy verification that heel grounds are being worn</li><li>Assists with loss prevention due to the extremely bright yellow and green colors</li><li>Extra large heel cup for large boots and shoes</li><li>Conductive carbon fiber grounding strip</li><li>1 meg ohm resistor</li><li>Elastic hook and loop for comfort</li><li>Non-marking rubber used for the heel cup<br></ul><b>The All-Spec GRD550RXL Specifications: </b><br><ul><li> Size: X-Large<li> Disposable (Yes/No): No<li> Closure Type: Stretch Loop<li> Surface Resistance: <1 x 10^10?<li> Sole Material: Polyester Rubber<li> Material Category: Plastic<li> Color: Stretch Loop:Green Rubber:Yellow<li> Primary Color: Stretch Loop:Green Rubber:Yellow<li> Cup Diameter: 1.5in<li> Package Quantity: 150CT</ul>