Elevate your collection of Philadelphia Union memorabilia with this Cavan Sullivan autographed adidas White F50 Messi League Cleat. It features eye-catching details and the distinct signature of a midfielder who made his professional debut at the age of 14, making it a must-have for any soccer enthusiast. This collectible includes an individually numbered, tamper-evident hologram that can be authenticated with FanSecure technology and verified online.