This Nike Pro Combat men's vest in gray, size M, is a sleeveless compression shirt designed for activewear. Made of a knit fabric blend of polyester and spandex, it features a crew neck, Nike Swoosh logo, and is suitable for activities like training, combat, running, and gym workouts. The lightweight, breathable, and quick-dry fabric with stretch capabilities makes it ideal for summer, fall, and spring seasons. Easy care and machine washable.