Supertherm® long john 4mm Colour_Grey Overall height: 63 mm (2

Overall height: 63 mm (2 31/64")

This is a Norwegian product and patented world wide

The SpeedPuck never needs to be calibrated and maintains uniform accuracy at all speeds

Whistle attachment pocket

Supertherm® long john 4mm Colour_Grey Overall height: 63 mm (2New generation Supertherm 4mm longjohn developed using enhanced fabrics and an updated fit. The longjohn has a quick dry super soft front panel designed to work in conjunction with the Supertherm Top, which has a quick dry panel at the back in order to provide superior warmth and comfort around the entire core when worn together. The fabrics and features used on this longjohn mean it will be your best friend in the coldest conditions (below zero) but