FR cotton working Pants 1,240g FR cotton fabric, 2,breathable and with fire resistant function. 3,customer design ... FR cotton working Pants1,Use 240g FR cotton ,100%cotton fabric.2,Simple but nice design,and customer design is accepted ... .3,Size:S,M,L,XL,2XL,3XL etc.4,Color:orange,navy blue,grey and ... and other industrieswhich need heat prevent. FR cotton working Pants