X-Socks Men X-Bionic | X-Socks® Endurance 4.0 Men

The X-Socks® Endurance 4.0 Men Helps You Feel Relaxed As You Confront The Challenges Of Long-Distance Running. You Can Rely On The Proven X-Bionic® Quality And The Optimized Functions Of The X-Bionic® 4.0 Generation.NNthe Optimized Air-Conditioning Channel® 4.0 With Its Precise Air Duct System Provides Even More Efficient Ventilation. Centralflow Aircool Stripes And The Traverse Airflow Channel-System Further Enhance The Ventilating Effect.NNthe Lambertz-Nicholson Achilles Tendon Protector 4.0 With Its Two-Part Padding Forms A Perfect Protective Space For The Friction-Sensitive Zone Above The Heel And Works Together With The Airflow Ankle Pads 4.0 And Heel Protector To Prevent Injuries Caused By Pressure And Friction.NNthe Stabilizing Suppronation® Bandage Further Boosts Your Endurance On Marathon Courses By Supporting Your Foot In Its Rolling Motion.NN