6″ Shaft; Full Grain Leather; Rocky Vapor Pass Waterproof; Energy Bed LX Memory Foam Footbed; Rocky Rebound Comfort Technology For Energy Return; Fiberglass Shank; Flexible Direct Attached PU Midsole; Flexible Cement Construction With Direct Attached PU And Secondary EVA Midsole; Composite Toe; Oil And Slip Resisting Rubber Outsole; Electrical Hazard Rated; Meets ASTM F2413 Protective Toe Standards; Meets ASTM F2413 Electrical Hazard Standard; Style #RKK0388