The Air version of our classic FR t-shirt delivers the same comfort and durability as the original, in a lighter, extra breathable package. Graphics on the back nod to the grit that keeps you working hard, no matter the job. FR Air True Grit T-Shirt Product Features : Greater Arm Mobility™ helps extend arm and shoulder range-of-motion so you can move freely, Ribbed collar and cuffsScreen-printed graphic, Chest pocket with hook and loop closure Men's Flame-Resistant Air True Grit T-Shirt in Charcoal Heather, Size: XL-T by Ariat