Quality Park RFID Protective Sleeves, 2.25 x 3.5 Inches, Pack of 10 (50040) Protect your personal information on RFID enabled drivers licenses and credit cards. Open side design for easier card insertion and retrieval Stays in your wallet to protect information on RFID enabled cards. Treated with an anti microbial agent to protect the sleeve against the growth of bacteria, mold, mildew, fungus and odors.