The lightweight Women's Athletic Eco Long Sleeve is a great addition to your training routine. Lightweight fabric: Allows athletes to feel cool during play. Engineered ventilation 52% polyester 41% recycled polyester 7% spandex DRYLITEA(R): Using a dual filament yarn construction to transport excess moisture away from the body to create a comfortable and dry body microclimate for best performance. Eco Friendly Materials Thumb holes Upper chest Mizuno logo Long sleeve construction