Ariat® flame resistant knit shirts are constructed with ultimate comfort, technology and durability in mind. Our FR Hi-Vis Crew is no exception. Designed for workers routinely exposed to low visibility while on the job, it has segmented reflective tape and an ANSI Class 3 Type R certification. FR Hi-Vis T-Shirt Men's Flame-Resistant Hi-Vis T-Shirt in Yellow, Size: Small by Ariat