ref biz 6 portwest biz weld flame retardent boiler suit overalls with built in hooded head protection giving the option to the wearer plus added design features including knee pad pockets and a back hip pocket with flap, 2 top pockets with flaps ,conforms to en iso11612 a1+a2 ,b1,c1,f1 and en iso 11611 class 1 a1 + a2

sizes small 36 to 38,          medium 40 to 41 ,    large 42 to 44 ,   xlarge 46 to 48 xxlarge 50 to 52,        xxx large 54 to 56