LORPEN is the only sock brand in the world that manufactures a technical sock with Polartec® fabrics. Expertly engineered ultralight and light ski socks made with multiple fabric layers for skiers looking for a high level of fit and performance.

Our most technical Extreme Expedition sock, sandwiches Primaloft® insulation between Polartec® layers in the foot area that is most exposed to the cold. T3+ represents the pinnacle in extreme outdoor sock technology. It's more than just a sock.

Click here to see all our T3+ socks