Women's Bi Fold Wallet Portland Leather Goods Mens Wallet Leather Slim Bifold Minimalist Guys Billfold With Etsy Slim Leather Wallet, Bifold Wallet, Leather Long Wallet for Men and Slim Leather Bifold Wallet For Men & Women. The leather Wallet by Prada is a bifold model with an interior bill compartment and card slots for optimal functionality. The iconic enameled triangular plaque stands out on the front, while the brand's monogram is elegantly engraved on the inside. The leather interior lends a touch of luxury and quality to the design.