With every step, your feet carry your entire body weight, acting as natural shock absorbers; an enormous strain. Twelve special features and details help your feet perform their job. The elastic X-Cross Bandage, for example, is the ideal protection for the sensitive ankle area. An AirConditioning Channel along the inner side of the foot ensures that fresh air is constantly conducted all the way down to the arch, supplying climate-control and ventilation even in tightly-fitting shoes. Finally, the SilverNODOR footbed will help keep the sole of the foot nice and dry, whilst at the same time, inhibits bacterial growth and prevents athletes? foot and other similar infections.Material: Nylon 49%, Wool 26%, Polypropylene 11%, Polyester 10%, Elastane 2%, Metalised nylon 2%Features:*Self-adjusting Cuff; adapts to any size leg without slipping or constricting.*AirGuides; function like spacers alongside the AirConditioning Channel*AirConditioning Channel; ventilates and dries*Toe Protector; protects against blisters and chafing*Instep Protector; distributes and absorbs pressure from lacing*Rod Type Padding; cushions and ventilates inside the collar of your boot*Anatomically shaped footbed; for a precise fit*Achilles Tendon Protector; reduces the incidence of pressure points and the risk of scraping and bruising*X-Cross Bandage; cushions and stabilises the sensitive ankle area without restricting freedom of movement*Heel Protector; reduces friction and the risk of blistering*Traverse AirFlow Channel System; lateral ventilation under the sole