... shaped insole5)Size run: eur 37-47#6)Safety standard: EN ISO 20345 SB, SBP, S1,S1P 3.SpecificationsA. More colors ... or high temperature resistance, waterproof,etc.C.International standard: CE EN ISO 20345 SB,SBP,S1,S1P,S2,S3 4. AdvantagesA ... we can design shoes as your requirements.Information about CE EN STANDARD StandardPropertiesSBBasic safety requirements of ENISO 20345 standardS1SB+ Closed seat ...