RFID Cloth blocks thief from scanning credit cards: 23% Copper, 27% Nickel, 50% Polyester, 42/43in, Shielding Efficiency 99.99%.
RFID fabric blocks radio waves from getting near your ID and/or credit cards and sending this information to a detector or reader. Line anything you carry identification and/or credit cards in with this special fabric that has a 99.99% shielding efficiency.
Only 0.085 mm thick so it will not add a lot of bulk to your purse, tote, or wallet. Hand wash or clean with wet tissue using cool water; no bleach nor ironing Sewing machine needle recommendation: sharp needle size 80/12