Mighty Wallet® is the original, invented in 2005, that launched a global trend of wallet designs made with Tyvek®. Be Original, Be Creative, BE MIGHTY! Tyvek® is made with thousands of interlocking plastic fibers that creates a thin material that is tear-resistant, water-resistant and recyclable. Made from a single sheet of Tyvek®, the mighty wallet is a slim, folded, eco-friendly, and vegan wallet alternative to old-fashioned bulky wallets. The mighty wallet® has no animal byproducts is a long-lasting sustainable choice that is great looking too. Specs + 2 large pockets for cash and receipts. + 2 credit card pockets that expand to hold lots of cards. + 2 quick access business card pockets. + open - 8 w x 3.25 h x .125 d (holds international currencies) + 0.600 oz (weights less than 4 credit cards)