For lightweight, long-lasting protection in warm outdoor work environments, the Ariat® flame-resistant Featherlight Work Shirt delivers. And with permanent color fastness worked into the dying process, this shirt resists fading, even after multiple washings. FR Featherlight Work Shirt Product Features : Moisture Movement Technology™ helps wick moisture away from the skin to keep you dry and comfortable, Shoulder mounted gas detector loop, Button down with double front chest pocketsLeft pocket pen slot Men's Flame-Resistant Featherlight Work Shirt in Royal Blue, Size: MT by Ariat