Sizes: XXS - 5XL, 7XL; Fabric: 100% Square Weave Cotton Ripstop, 145 GSM; Features: Mesh venting to increase breathability in the under arm, upper back, front and back side seam, Mechanical stretch to give you more freedom of movement, Two chest pockets with pen partition, Breathable reflective tape in hoop configuration, Reinforced at all key stress points with bar tacks.