The stainless steel wallet pictured above is woven using 25,000 flexible stainless steel threads that are three times thinner than a sheet of paper. The material feels as smooth as silk but is stronger than leather. The stainless steel wallet is impervious to stretching and staining and acts as an RFID blocker protecting your credit cards. This unique wallet is ultra-thin and ultra-durable. You can find it here for around $32.