The lightweight Women's Athletic Eco 1/2 Zip Pullover is the ultimate layer for all training conditions.  Featuring thumbholes, engineered ventilation, and Mizuno's DryLite?? technology that transports excess moisture away from the body. Engineered with recycled fiber material built for optimal performance and sustainability. The eco friendly material features 52% polyester, 41% recycled polyester, and 7% spandex.