Tested & Approved by Independent Lab Tests. Alpine Swiss RFID Blocking Protection to Stop Thieves from Obtaining Personal or account information. Tested for 13.56 MHz Frequency in which the credit cards operate. If Testing on an HID card please Use an: H
Measures 4" x 2 7/8" x 1/2" expands just over 1", Expandable pocket gives you as flat of a wallet as what you carry
Two inside pockets one expandable one flat compartment in which money can be folded
Wallet Capacity: Up to approximately 25 credit cards or 50 business cards
Far Superior to many alternatives in the market today made by using household aluminum foil being used inside a wallet Noisy crinkly and most importantly not very effective in blocking signals. Alpine Swiss RFID Protected Wallets are soft durable & effect