American Eagle Outfitters Army Cap Hat with Cord One Size. Army green The American Eagle Outfitters Army Cap Hat is a stylish and versatile accessory for men. Made from cotton, this army green cap features a solid pattern and a classic army cap style. Suitable for various occasions including travel, casual outings, and business meetings, this one-size hat is perfect for year-round wear in all seasons. Show off your rugged military-inspired look with this timeless accessory from American Eagle Outfitters.