MK3 Thermal Sock Size:8/9 Directs the air flow evenly

Directs the air flow evenly during the inhalation phase

tight-weave fabric

Liquid Rubber Seams Seams are sealed with liquid rubber to keep warmth in and water out

An easily-positioned

TSS is warmer

MK3 Thermal Sock Size:8/9 Directs the air flow evenlyWe took our inspiration for these socks from the military, whose regular dives in Arctic waters necessitate warm socks under drysuit boots. Three layers of specialized materials keep your feet warm in the harshest conditions. Part of our Glacier Series undergarment line. Features Polar FleeceLiner Lined with a breathable, high loft material that wicks moisture from your feet PrimaLoft Mid Layer Sandwiched between the fleece and nylon is PrimaLoft, an