Steel Toe: left and right asymmetrical, wider steel toes offering maximum comfort and unobtrusive fit that meet or exceed ASTM F2412 and F2413 EH compression and impact safety standards Traction: oil- and Slip-Resistant, Non-Marking, rubber, siped outsoles that meet or exceed ASTM f1677-96 and F2913 SATRA standards Underfoot protection: Electrical Hazard (eh)-rated footwear provides a secondary source of protection incase accidentally coming into contact with live Electrical circuits Support & comfort: keen.Key-tech flex is a contoured underfoot support technology providing structured stability and comfort for enhanced flexibility Enhanced visibility: reflective webbing is added to the eyelets and heel counter for additional safety and visibility in low-light environments