CONFORMS TO EN ISO 20345:2011 S3 SRC CI HRO HI PREVENTS RISK OF Slipping, antistatic, nail penetration, toe injuries, sprain injuries PRIMARY ENVIRONMENTS OF USE Harsh environments, dirty environments, metal-free requirements for shoes, indoors, environments with risk for outsole penetration, all-year use, warm surfaces, outdoors, slippery environments, oily and greasy environments