i just made some hard anodized aluminium credit card size and keychain wallets, these are just first prototypes..
i will tune it now, try to make this from another materials, different graphic etc..
and need to learn things about bip-38..
http://s28.postimg.org/pxcbz4uix/DSC_7846.jpg
http://s28.postimg.org/ygvpww2vd/DSC_7849.jpg
http://s28.postimg.org/65a5zuiyx/DSC_7852.jpg
interested?