The 2017 US Open Erin Hills USGA Golf Hat is a stylish white baseball cap featuring a shamrock design, making it a unique and fashionable accessory for any golfer. This unisex adult-sized hat is officially licensed by the USGA and proudly displays the organization's logo. Made in China, this one-size-fits-all cap is perfect for showcasing your love for the sport of golf while adding a touch of Irish flair to your outfit.