NikeLab running is crafted with precision, and this sweat-wicking mid layer is no exception. Its waffle-knit fabric dries quickly and includes wool fibers for lightweight warmth and breathable comfort in various climates. Benefits:Thumbholes at the sleeves extend your coverage. 1/2-zip design offers adjustable airflow. [] Product Details:Reflective details. Not intended for use as Personal Protective Equipment (PPE). 64% polyester/36% wool. Machine wash. Imported. Style: IH0747; Color: Black/Anthracite/Black; Size: S; Gender: Male; Age Group: Adult