The 1000 mile all terrain sock is designed with maximum comfort in mind no matter how hard the going gets whether its a casual walk in the park or a trek up ben nevis the 100 tactelreg inner layer stays with the foot wicking away moisture whilst the soft wool mix outer moves with the shoe the lack of friction between the layers helps to prevent blisters and reduces wear arch bracing for additional support flat toe seam for extra comfort air flow channels for