It's all about stainless steel wallets...

These wallets are known for their ultra thin and contemporary profile. They are composed of a specialized industrial stainless steel fabric. Benefits of these wallets is their ability to prevent credit card fraud by blocking non-deliberate communication by RFID enabled smart card sand passports. Although durable and resistant to corrosive materials such as salts, acids and seawater, Stewart/Stand wallets feel like silk to the touch.