Durable nubuck upper, Padded collar & tongue for comfort, Lightweight composite toe-cap & anti-penetration plate, Scanner safe non-metallic composite hardware, Fast wicking lining for moisture management & comfort, M-P.A.C.T Response insole for maximum comfort & shock absorption, SRC dual density PU outsole with ladder grips for grip & durability, Tested & certified to European Standard EN ISO 20345:2011 S3 WR SRC