WORX by Red Wing Shoes Women's Steel Toe Mid 100% Leather Synthetic sole Shaft measures approximately 5" from arch Heel measures approximately 1 1/4" Platform measures approximately 3/4 Boot opening measures approximately 8 1/2" around Full Grain Tumbled Black Leather Oil and slip resistant aggressive tred long wearing rubber/PU Falcon sole Steel Toe SD (Static-Dissipative) Removable PU-SD Footbed for all day comfort