When in doubt, pedal it out. Check out our bike wallet. Moon Wallets are slim, double laminated, made out of 115gsm couché paper, can easily fold, eco-friendly, vegan, waterproof, and can comfortably fit 7 credit cards. Moon Wallets is a great alternative to old-fashioned bulky wallets and a conversation piece. Our Wallets are a 2.75" x 3.75", standard wallet size.