Irish Setter Men's 83603 6" Work Boot 100% Leather Synthetic sole Shaft measures approximately 6.5" from arch Platform measures approximately 0.5 inches Boot opening measures approximately 13.75" around 6" steel-shank lace-up work boot with full grain leather and non-woven nylon lining Meets ASTM F2892-11,11 Electrical Hazard standard Removable polyurethane footbed Style No. 83603