Stretchy, sweat-wicking fabric keeps you comfortable for miles in a running pullover sporting stay-put thumbhole cuffs and a fit that's great layered or alone. It's made with at least 75% recycled fibers to let old materials take on new distances. 28" length (size Medium) Half-zip closure with chin guard Mock neck Thumbhole cuffs keep sleeves from creeping up Reflective details enhance visibility in low light or at night Dri-FIT moisture-wicking technology 88% polyester, 12% spandex Machine wash, tumble dry Imported Men's Clothing