Dynomighty Men's Star Trek Spock Says  Mighty Wallet 100% Plastic Hand Wash The mighty wallet is tear-resistant, water-resistant, expandable and recyclable Innovative design has no stitching and instantly adjusts to a custom fit Made from a single folded sheet of a strong micro fiber material (Tyvek) Super thin wallet provides a slim profile, less bulk and freedom of movement Dimensions (open) 8 x 3 1/4 x 1/8-inches