STAY-COOL WICKING ULTRA-BREATHABLE FLATLOCK SEAMS FOR COMFORT REFLECTIVE DETAILS | • 4-ounce, 100% poly jersey with stay-cool wicking technology (White and Pace Yellow are 4.6-ounce) • Self-fabric collar • Reflective O heat transfer at back neck • Reflective stacked O heat transfers at back • OGIO Endurance heat transfer label for tag-free comfort • Modified, set-in sleeves • Reflective O Endurance heat transfer at right hem