KEEN Men's Targhee II Mid Wide Hiking Shoe 100% Leather and Textile Made in the USA or Imported Rubber sole Shaft measures approximately 4.5" from arch Heel measures approximately 2" Boot opening measures approximately 12.5" around Breathable leather lining. Fit Tip: This style is running a 0.5 size small. We suggest ordering a 0.5 size larger than your usual size 4mm multi directional lugs ; Contoured heel lock KEEN.Dry waterproof breathable membrane Torsion stability ESS shank ; Waterproof nubuck leather upper