Overcome your performance limits with the X-SOCKS® TREK X COMF and rely on high-tech support to enhance your endurance on fascinating trekking tours. Men's feet are in good hands and benefit from the performance-boosting power of the nanofiber in this special sock with barefoot climate®. Soft, fine, and moisture-absorbing Pneumaloft yarn ensures a constant comfortable climate and gives you the feeling of walking on a cloud. Thanks to its elasticity and high abrasion resistance, you enjoy a good fit and pleasant skin sensation. Equipped with various patented technologies, the models of the X-BIONIC 4.0 generation demonstrate that outstanding comfort can always be further perfected through technological innovation. The further optimized Air-Conditioning Channel® 4.0 ventilates the feet even more effectively, and the improved Lambertz-Nicholson Achilles tendon protector 4.0 offers even better protection against pressure and friction.