Boot Height: Approx. 8'' Tall. Upper: Full Grain Oil-Tanned Leather. Construction: Goodyear Storm Welt. Lining: Comfort Weave Lined Collar. Insole: Removable Polyurethane Footbed. Midsole: Rubber. Shank: Fiberglass. Outsole: HEAT RESISTING Vibram ALPHA+ Sole. Special Features: ASTM F 2413-05 M/I/75/C/75/Mt/75 Steel Toe. Electrical Hazard. Tested For and Meets CAN/CSA-Z195 18,000 Volts Electrical Shock Resistance Standard. Patented I-Met Technology. Reinforce Stitch "Ball to Ball" on Outsole. Made in USA by ISO 9001 Certified Shoe Company.