tender for industrial safety helmet made by abs material with molded rectangular shape ventilation slotsminimum three slots in both side of helmet shell with eight point textile inner suspension with ratchet typeadjustment for head size from 51 cm to 62 cm, adjustable chin strap, replaceable sweat band, with short peakand rain gutter around the helmet and conform with en-397 and indian railway monogram screen printing inblack color at front side of helmet. color of helmet yellow , green and blue.