Lightweight, breathable and inherently flame resistant - TECGEN® fiber is an exclusive material that was designed to meet the standards set for FR garments. It contains moisture wicking technology that keeps you cool and doesn't require multiple washes to break in. FR capabilities are built into the fiber so that it wont wear out or wash out of the garment. This garment brings together comfort and protection into one. Arc Rating: 8 cal/cm². HRC: 2. Fabric: 5.5 oz. OPF Blend. Features: Pen/pencil slot in front pocket, Seven button closure, Adjustable button cuff, Banded, top-stitched, button down collar, Two chest pockets with flaps. Standards: ASTM F1506-10a, CSA Z462-15, OSHA 29 CFR 1910.269, NFPA 70E-2015, NFPA 2119-2012 Compliant. Available in tall and regular.