This is a shirt, a training wear item for sports like running, from NIKE. The size is men's L. Since it is not new, please understand the condition before purchasing. Running wear Dri-FIT Tailwind Windrunner Aeroswift TAILWIND Suguru Osako Yuma Hattori Yuta Shitara Yoga Running Marathon Gym Fitness Gym wear Training wear Nike set Nike coordination Dance Loungewear Muscle training Jogging NIKE Nike Adidas Puma Under Armour Asics Mizuno New Balance Hoka One One