Sizes: XXS – 5XL, 7XL; Fabric: 100% Cotton Twill, 170 GSM; Features: 170 GSM Midweight cotton twill to keep you cool while still being tough enough for any job, Underarm and upper back mesh vent inserts, Buttons run only half way down the shirt to provide greater protection, Two chest pockets with button closures and pen partition, Fade tested;