90864 S3 CI SRC Tested to EN ISO 20345:2011 Weight: ca. 1030g Size: 36 - 48 PROPERTIES shagreened full calf leather real lambskin up to the toe-caps plastic zip fastener aluminized molded insole plastic cap non metallic pierce resistant sole S3 nitrile heel sole Zermatt, flexible at low temperatures Datasheet as PDF document for download