Vest has only been worn about 7 times. Size is Medium. Always washed in fresh water after every use and hung to dry inside. Connector pins have been cleaned with electronic contact cleaner as per recommended instructions. Comes with original box, instructions, battery, charger, vest, spare o rings, and electrical plugs. Everything is in like new condition.<br /><br />Selling on Geartrade.com<br />http://www.geartrade.com/item/316765...st-size-medium