Ariat Sierra Shock Shield Patriot Men's 10-inch Steel Toe Electrical Hazard Western Work Boot

10 Inches in height 14.75-inch calf circumference 90° defined heel ASTM F2413 electrical hazard standard ASTM F2413 protective toe classification ATS Max technology disperses pressure Full-grain leather upper MARK II ASTM F1677 tested slip-resistant outsole Rubber Duratred outsole Shaft height and circumference may vary by size Steel Toe Protection Weight: 5.8 pounds per pair for a size 10 Wide square toe Outsole heat resistant up to 300 degrees C