<h2>Features:</h2> <ul> <li>Works as an ice wrap or a hot wrap</li> <li>Stays soft and pliable, even at -20 F</li> <li>Microwave or oven for heating or freezer for cooling.</li> <li>Offers hot or cold therapy to either the left or right shoulder</li> <li>Tough, flexible gel will not leak if punctured</li> <li>Provides 20-40 minutes of treatment</li> <li>Use in the home, on the athletic field or in a health care facility.</li> </ul> <p>Used in medical clinics worldwide to treat muscle and joint pain, hot or cold therapy will last 20-40 minutes per application Comfortable Lycra cover conforms to your body Will not leak if punctured. The Elastogel Hot/Cold Shoulder Sleeve is made utilizing a tough, flexible high glycerine gel that is covered with a four-way stretch material that allows maximum conformity, hot and cold transfer and comfort. It is designed to help provide either hot/cold therapy for minor muscular and soft tissue injuries to the shoulder area.</p> <div> <table border="1"> <tbody> <tr> <th>Size</th> <th>Fits Biceps Size</th> </tr> <tr> <td align="center">Small/Medium</td> <td align="center">up to 11&quot;</td> </tr> <tr> <td align="center">Large/XLarge</td> <td align="center"> larger than 12&quot;</td> </tr> </tbody> </table> </div>