Feel good no matter how hard you push your workout in the lightweight ready-to-work Smartwool Women’s Active Mesh Short Sleeve. Made for comfort and performance with a roomy fit that’s designed to not slow you down or disrupt your workout. Designed with the natural benefits of Merino wool with the softness and of TENCELtrade Lyocell fiber to help keep you cool plus mesh fabric for breathability where and when you need it.