Smartwool Active Mesh Short Sleeve - Men'sFEATURES Our regular fit is intended to give you room to move, without additional bulk Fabric combines the natural benefits of Merino with the durability and quick dry time of recycled polyester and softness and cooling properties of TENCEL Lyocell fiber Mesh ventilation at sleeves and back combined with Merino TENCEL blend at front Offset shoulder and side seams designed to increase comfort Drop tail scooped hem Reflective elements