100% cattlehide leather & nylon fabric Highly cushioned, shock absorbent midsole 100% rubber EXCLUSIVE VIBRAM® “INCISOR” outsole 8” height (standard military height) Single density molded removable insert Athletic strobel-stitch construction UL235 ULTRA-LITE® cushioning midsole Steel toe meets ASTM F2412-18 and F2413-18 standards for impact & compression resistance and EH rated Padded collar and tongue for added comfort Berry Amendment Compliant AR 670-1 Compliant AFI 36-2903 Compliant Mfg Number: C312ST