... optional functions:puncture-proof, anti-static, high temperature proof4 meet CE EN 20345 standardAdvantagebreathable materials, high abrasion resistance, anti-slip,shock ... /S1PSteel toe capSteel plate midsole CE EN20345 SBP, S1P, S3, Steel toe, Steel Plate, Anti-static, Buffulo Embossed Leather Safety boots /Safety shoes