Nubuck leather upper FastDry™ Technology Lining wicks away sweat for comfort Removable Insert To Change Between Medium And Wide Width PU Strobel Pad for added comfort and support Cushion Comfort PU insoles provide comfortable support and reduce foot fatigue Shank: Steel Dual density slip-resistant rubber outsole with maximum surface contact Shaft Circumference: 9.8 Inches Heal Height 1.1 Inches Electrical Hazard footwear provides protection against live electrical currents and meets ASTM F2892-18 EH standards ASTM F2892-18 EH Slip Resistant ASTM F3445-21 SR Country of Origin: Imported Excellent Condition No Box