LIGHTWEIGHT, REFLECTIVE RUNNING LAYERSWhether you’re just ticking off your daily miles or training for a marathon, our running collection keeps you going with breathable, sweat-wicking fabrics, soft brushed linings and reflective details to keep you safe. Thumbholes to keep your sleeves put Subtle slits to the sleeves so you can wear your watch or activity tracker underneath Sweat-wicking tech to keep you cool & dry  Reflective logo for those late night runs So lightweight it’ll knock at least 5 seconds off your time SIZE & FIT Slim fit Model is 5'8" and wears size XS MATERIALS & CARE88% Polyester, 12% ElastaneSKU: B2C8M-WB57