ORTOVOX Thermal socks for running

This legendary German company named Ortovox has been specializing in challenging mountain activities since 1980. They became popular, thanks to their avalanche transceiver ORTOVOX F2. It had a double frequency transceiver for searching avalanche victims. Except for safety systems and finders, they also offer apparel, backpacks, shovels, probes, and other freeride and alpine equipment.