Baumgartens Smart Card RFID-Blocking Sleeves, Sold as 1 Package, 50 Each per Package

Protect against identity theft with a card sleeve that blocks radio frequency identification (RFID). Secure personal credit, debit and business ID card information by shielding from unauthorized and unknown access. Smart Card RFID-blocking Sleeve includes a water-vapor barrier for long life. Maximum insert size is 3-3/8" x 2-1/8" (86 x 54mm).