... ,firerelatrdant,heat-resistant,insulation acid,and alkai proof,ect IMPA Code:33 09 04 Size:36-50 Fire resistant boots Features ... of fire proof boots:Detailed Product DescriptionThis one with the ... fireman.Performance:anti-slip,anti-smash,anti-piercing,fire-relatrdant,heat-resistant,insulation acid,and alkai proof,ectOther infomation1.Always ...