Double-H Boots Men's 11 Inch Cascade Slip-Resistant Electrical HazardStand up to even the toughest work environments with these Cascade soft toe work boots Leather upper with leather foxing Removable single density Double Tuff PU insole Electrical Hazard rated tested by an independent lab that can withstand applications of 18,000 volts at 60hz for one minute without leakage Oil, slip, and abrasion resistant I. C. E. outsole Wide square toe 100% non metallic shank and soft safety toe