Lowa Men's Chicago GTX HI Winter Boot 100% Nubuck/Nylon Imported Rubber sole Shaft measures approximately 9" from arch Boot opening measures approximately 13.25" around Mid-height winter boot featuring nubuck leather upper with fabric on back for added comfort and medial zipper for easy on/off PU midsole with monowrap for support and stability Non-slip tread design ideal for use in snow