Design: Oil tanned leather construction Lace closure for a more secure fit In-Shoe Comfort: Composite-toe rated ASTM F2413-18 EH Cushion comfort insole Durability & Traction: FastDry® lining helps wick away sweat and fights odor to keep you fresh Rubber heel bumper feature is designed to provide additional abrasion resistance Safety toe electrical hazard meets ASTM F2413-18 EH standards Additional Details: One-year limited warranty in normal use against any defects in materials, manufacturing, and workmanship