Eastbay EVAPOR Half-Zip Training Top - Men's Stay warm and comfortable during your workout by wearing the Eastbay EVAPOR Half-Zip Training Top. Featuring EVAPOR technology, this training top pulls sweat off the skin so you stay cool and dry during intense exercise. Thumbholes and droptail design enhance coverage to keep you warm and comfortable. The 360 reflectivity increases visibility in low-light conditions. 190 grams. 88% polyester/12% spandex. Imported.