Paperwallets Red Tyvek wallet is a paper-thin wallet that is super durable & expands to fit your needs. This Tyvek wallet is tear-resistant, water resistant, & is THE eco-friendly wallet as it is made in part from post consumer recycled material & is 100% recyclable. The wallet design has 2 credit card slots, 2 business card flaps, 2 large side pockets & a cash compartment. The paper wallet starts off paper-thin but with use this slim wallet will expand to fit up to 12 credit cards, business cards, receipts, & plenty of cash! & speaking of cash this paper wallet holds most all currencies including USD, GBP, EUR, JPY, AUD, NZD, & many many more. There is no compromise in functionality here!