The bigtrak can holder fits both the original bigtrak retro and bigtrak junior program the route add the can into the holder and send it off on a mini tour of your living room or workplace a quirky way to pass canned drinks around at home or work ideal can transporter for the lazy features fits the original bigtrak retro and bigtrak junior programme the bigtrak to deliver a can to someone at home or work adaptor required for use with bigtrak retro included please note adaptor r