This wallet features a piece of a Salvador Perez game-used jersey as the entire billfold divider. Top quality goat leather - measures 4 1/4 x 3 3/8 when closed. Two bill compartments, mesh ID pocket, five card slots, two interior pockets. It includes an MLB Authentication hologram and can be verified by its unique authentication number at MLB.com. This process helps to ensure authenticity of the product and eliminates any chance of duplication or fraud.