Ariat Men's FR Mantle Long Sleeve Work Shirt - Dusty BlueFlame resistant Greater Arm Mobility helps extend arm and shoulder range of motion so you can move freely Moisture Movement Technology helps wick moisture away from the skin to keep you dry and comfortable Sun Protection Fabric helps block harmful UV rays, keeping you covered and comfortable during long days outdoors Button front closure Adjustable cuffs are designed for a flexible fit and added comfort Cat 2 rating for dual hazard flame resistant