Our NLDA ID Guardian RFID Blocking Gusseted Card Case 667-93983 features: ID GUARDIAN ACCESSORIES Durable leather wallets constructed with RFID blocking material to protect against identity theft of personal data on your ID and credit cards. Black. GUSSETED CARD CASE Holds an ID in a thumb-slide window and loose cards inside plus an extra card in an exterior slot. Dimensions: 4" x 2.75" x 0.5".