FR Control 2.0 Balaclava represents the same EPV (Enhanced Performance Viscose™ technology that cools the body in high heat, then keeps you warm in cool temperatures. The Balaclava keeps your head and neck cool under an arc flash shield. Made of 5.5 oz. Modacrylic blend, providing more stretch for a customized fit. Provides 4.0 cal/cm² rating, placing it in HRC 1.