The Nike NSW Windrunner Jacket in white/black-wolf grey is a new athletic jacket made for boys in size M. It features a zip closure, stand-up collar, and long sleeves. The jacket is made of 100% polyester and has a cushioned, breathable, and adjustable design for comfort and performance. It is suitable for all seasons and various activities such as gym & training, track & field, walking, school, cross training, CrossFit, basketball, and running & jogging. The jacket is part of the Nike Sportswear product line and is machine washable.