Cap Hap 47 Adjustable Green/White Shamrock Embroidered Baseball Cap Hat Unisex OS. The '47 Adjustable Green/White Shamrock Embroidered Baseball Cap Hat is a unisex one-size accessory that showcases a classic baseball cap style with a unique shamrock design. The green and white color scheme adds a touch of Irish flair to any outfit, while the adjustable feature ensures a comfortable fit for all. Perfect for baseball fans or those looking to add a pop of color to their wardrobe, this cap is a stylish and versatile addition to any collection.