PROTECT YOUR CARDS: E-protection unit upgraded for better protection since July 2019. Protect personal information in your driver license, ID, credit cards, passport from unauthorized scans. CREDIT CARD SIZED: Perfectly fit in any card holders and wallets ONE CARD PROTECTS BOTH SIDES: No need to sandwich cards for protection. One card can protect cards placing on both side of the RFID blocking card. EASY TO USE: Simply place the RFID Blocking Card next to ID, credit or debit cards in your wallet for protection. DURABLE: No paper cards, GOVO RFID Blocking Card is made from 0.9mm high strength PVC material. It is completely waterproof.