Brown OR Red:<br />MEN: 39-43<br />WOMEN: 36-39 <br />Cable length: about 1.5M<br />Voltage: 5-6V<br />Heating insole + USB cable<br />Does not include a power adapter<br />Package includes:<br />1 Pair of Heated Insoles Without power adapter <br /><br />Black:<br /> Size: 38-46 EUR; 4.5V， <br />Package Included:          <br />1pair X Insole with cable           <br />2pcs X Battery cases (AA batteries not included)          <br />2pcs X Battery case strap