The Nike Pro Winter Long-Sleeve Mock is perfect as a first layer for wearing under athletic uniforms and training in cold conditions. Dri-FIT® fabric provides additional warmth for winter training. Contrasting flat seam construction and self fabric on neckband. Seams have been aligned below shoulders for enhanced mobility and less friction. Swoosh design trademark heat transfer at left front neck band. Nike FIT® trademark heat transfer at lower right. 88% polyester/12% spandex. Imported.