... .smooth leather upper 2.water proof,Oil and slip resist 3.insock: anti-static 4.insole ... ,SBP,S1,S2,S3size37#---47#SB: shoes and boots comply with basic requirement only.(steel toe ... steel plate midsoleS1: antistatic properties, outsole resistant to oils and fuels, energy absorbed in heels.SIP: same as S1 ... chich is resistant to 200JEN 346 Protective shoes and boots with a toe-cap, which is resistant ...