Slim minimalist design that holds up to 12 cards with a silicone strap, and an integrated rail system to keep your cards secure Made with water resistant Dtex material plus solid aerospace grade aluminum, this wallet is durable and lightweight RFID blocking technology to help keep your information secure and safe. MT02 Multitool inlcuded and easily removable (10 functions, including a saw, knife, paracord tensioner, 10/15mm hex, smartphone stand, nail pryer, ruler, etc) Hand polished and assembled in the USA Limited lifetime warranty against manufacturing defects. We have customer support representatives on standby to address any potential issues you may have.