The Dunham MWS616 Steel Toe Boot features TRU-TRAK multi-directional outsole grip configuration provides maximum traction and surface contact. The TUFF-LITE Comfort System offers a unique blend of a lightweight midsole and a heavy duty outsole. Seam-sealed Waterproof Leather repels moisture to keep feet dry and comfortable. ABZORB cushioning in both heel and forefoot for exceptional shock absorption. ROLLBAR with Medial Lateral TPU Posts for ultimate motion control. Fiberglass Stability Shank embedded into midsole supports the arch and helps create a smoother gait. Full-Length Dual Layered Insert features ABZORB and compression molded EVA foam for added comfort and support. Asymmetrical Comfort Cuff Collar provides comfort and support. Tectonic Tongue engineered foam features three modules with flex points that correspond to the three main flex areas of the foot, resulting in evenly distributed pressure. Slip-Resistant standard meets ASTM F 16 77-96 on Mark II machine. Steel toe 205 meets ASTM M2413-05 MI75C75. EH Electrical Hazards Standards.