Mens Bio Motion VIC Rail Long Sleeve ShirtSizes: XXS 5XL, 7XL; Fabric: 100% Cotton Twill, 150 GSM; Features: 150 GSM Midweight cotton twill to keep you cool while still being tough enough for any job, VIC rail compliant tape configuration and orange shade, Bio Motion arm taping for improved recognition of human shape at a distance, Underarm and upper back mesh vent inserts, 2 Chest pockets with button closures and pen partition, Fade tested;