Zephyr MK2 GTX Mid - STD & WIDE Size:10.5 US (9.5 UK) Ventilation Channel - Channel between

Ventilation Channel - Channel between the instep pad and ball and heel pads that aid better air circulation and moisture movement inside your boot for increased comfort

Weight: 1600grams/pair

The ultra-lightweight and all-synthetic Innox Pro Lo GTX is designed to provide optimum perfomance while being quiet and agile

A combination of highly abrasion-resistant

Insole ATC

Zephyr MK2 GTX Mid - STD & WIDE Size:10.5 US (9.5 UK) Ventilation Channel - Channel betweenWe updated our global best seller, the Zephyr GTX Mid, to make it even stronger, more technical, more durable and even higher performance. The result is the much awaited Zephyr MK2 GTX, with standout features such as a a dual density PU midsole that insulates against heat & cold, a tear resistant split leather Cordura upper, a locking ankle eyelet, a lace holster, instep protection against rope abrasion while fast roping, and a new slip, heat & fuel