This Aztec symbol represents how we are all one. "Yo soy tu, tu eres yo." 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.