Stay ready for whatever the job brings. This rugged layer is durable, snag-resistant and features mesh panels to regulate body temperature. 60% cotton/40% polyester. VentTEK(TM) technology features body mapping to enable air flow and regulate body temperature. Moisture Movement Technology(TM) wicks moisture away from the skin. Greater Arm Mobility underarm gusset for maximum range of motion. Stain-release. Heavy duty, reinforced chest pockets. Drop tail hem.