SIR FUTURE SERIES EN ISO 20345 S3S FO SR, EN 61340 ESD UPPER: Action Nubuck leather with Faster system LINING: 3D-TEX in polyester with honeycomb weave with extra protection in the heel area TOECAP: Aluminium PUNCTURE-PROOF: PS-type composite FOOTBED: E-TPU Responder® SOLE: E-TPU Responder® / Rubber
