Ahnu Men's Montgomery Hiking Boot 100% Leather Rubber sole Shaft measures approximately 5.5" from arch Heel measures approximately 1.25" Platform measures approximately 0.5 inches Boot opening measures approximately 12" around Numentum Commute technology Double density PU/EVA sockliner External stability strut neutrally positions foot Deep lugged outsole The rich leather upper of this Ahnu hiker makes it an attractive choice for casual wear as well.