Made of 210-320gsm modacrylic cotton blend(55%&45%); Static conductive fiber woven in; 1.Permanently flame and static resistant; 2.Strong and durable, comfortable texture with a cotton feel; 3.The fabric might be given a water repellent finish on request; 4.The protective properties will not be washed way with laundering; 5.Stronger than pure cotton and cheaper than aramid; 6.Used in oil fields, mining and military and firebrigade station wear