Warning:<br />Current must never flow through the heart. Do not use if you have a pacemaker&#44; are pregnant&#44; if you suffer from epilepsy&#44; or on any broken or inflamed skin.<br /><br />Mystim Barry Bite Bipolar Contact Clamps with Gold Contacts accessory for Mystim or Tension Lover. These bi-polar electro-conductive body clamps create a tingly&#44; lustful pleasure at nipples&#44; lips and various other body regions. Thanks to the fact that every clamp is bi-polar always only the tissue in between of the two halfs of the clamp is being stimulated. This means that you can stimulate both nipples at the same time&#44; without any danger of leading electricity through the heart. Moreover the gold contacts of Barry Bite enable an especially intense and continuous stimulation. Length approximately 160 cm e or 62.99 inches. Material: gold-plated contacts. Please note you will need Tension Lover&nbsp;or Mystim power unit to use nipple clamps. Not included. Sold separately.