Function: to prevent piercing damage<br />Material: ultra-filament， rubber soles<br />Uses: coal， oil， chemicals， electricity， shipbuilding， construction sites， hotels， workshops<br />Colour: Black<br />Whether anti-static: No<br />Baotou Material: steel protection<br />Whether there is a ventilation hole: No<br />Whether the anti-smashed: Yes<br />Whether to prevent puncture: Yes<br />Men&amp;#39;s Shoe Size<br />EU size 38=US size 6.5=foot  length 240 mm<br />EU size 39=US size 7=foot  length 245 mm<br />EU size 40=US size 7.5=foot  length 250 mm<br />EU size 41=US size 8=foot  length 255 mm<br />EU size 42=US size 9=foot  length 260 mm<br />EU size 43=US size 9.5=foot  length 265 mm<br />EU size 44=US size 10=foot  length 270 mm<br />EU size 45=US size 10.5=foot  length 275 mm<br />EU size 46=US size 11.5=foot  length 280 mm