Providing the same high-level protection, but in a lighter weight fabrication, the FR Air Crew has the comfort, durability and flame resistance necessary for hazardous work environments. FR Air Crew T-Shirt Product Features : Greater Arm Mobility™ lets you move freely, Ribbed collar and cuffs, Chest pocket with Velcro® closure Men's Flame-Resistant Air Crew T-Shirt in Volcanic Heather Cotton, Size: Large by Ariat