FR Flame resistant Cotton Workwear Coverall made of 250-310g/m2 (7.5oz-9oz) cotton fabic FR Flame resistant Cotton safety Workwear Coverall Made of 250-310g/m2 (7.5-9oz) cotton fabric;Lasting flame and static resistance to meet European standards;Good tear resistance;Zipper front with 6 pockets and action back;Double stitched with FR thread. ATPV >=8cal/cm2.