1030300 KEEN Utility Men's Speedworks KEEN's lightest work sneaker returns over 60% energy with each step. Get higher breathability, more heel stability, and better traction than ever before. Heat-resistant rubber outsole rated up to 572°F/300°C 100% non-metallic construction for easily passing through metal detectors in highly-secured areas Non-mutilating upper reduces the chance of marking or scratching surfaces Cement construction for flexible, lightweight performance KEEN.LOCKFIT firm U-shaped support provides extra heel stability KonnectFit heel-capture system for a locked-in feel Safety Features Left and right asymmetrical, non-metallic carbon toes offer unobtrusive fit and are 15% lighter than steel Reflective webbing for additional safety and visibility Meets ASTM F3445-21 and F2413-18 M I/75 C/75 EH standards Meets ASTM F2913-19 SATRA non-slip testing standards Meets ASTM F1677-96 Mark II non-slip testing standards Meets ASTM SATRA TM31 material abrasion testing standards Midsole meets ASTM D471-06 903# oil and isooctane chemical resistance standards Materials KEEN.ReGEN+ midsole is lighter and more compression-resistant, providing over 60% energy return for a more responsive feel Oil- and slip-resistant non-marking rubber outsole Electrical hazard (EH) or Electric Shock Resistant (ESR) footwear helps provide a secondary source of protection in case of accidental outsole contact with live electrical circuits Removable metatomical insole for comfort and support Secure fit laces capture system Plastic Hardware Mesh liner provides breathability to help keep feet cool in warm environments Product Care Gently brush with a soft, damp sponge to remove loose dirt Treat stains right away with a gentle cleaner