Get through tough workdays with the durably crafted Watchman 6" Composite Toe - BIG HOSS Sizes work boot, design for ultimate comfort and environmental protection. Style number: 51170. Lace-up work boot with a composite safety toe that meets ASTM F2413-18 M/C/I , EH (Electrical Hazard) standard. Slip-resistant rubber outsole meets Mark II test standard that is >.04. Tactical boot silhouette with full lace and zippered closure. Side zip closure for an easy on and off fit. Leather upper with padded collar and stitched pull-loop for easy on and off. Breathable nylon lining. Removable synthetic foam insole.