When it's time for after-dark exercise, the Brooks Carbonite Long Sleeve keeps you cool. As part of the Run visible collection, this long sleeve shirt uses reflective accents in high-motion zones to increase visibility in low-light conditions. High-visibility material reflects the light from a car's headlights directly back toward the driver, helping you remain seen during late-night runs. 3M™ Scotchlite™ Carbon Black Stretch reflectivity placed in key motion zones helps drivers recognize you as a runner in motion. Design and fabric offer comfortable stretch to move with you Zip secure pocket offers safe storage Internal Hanger loop Thumbholes for a stay-put fit Made with recycled fabric equal to 14 plastic water bottles New With Tags No stains, wear, or damage