BQLZR Credit Card ID Secure Holder Blocking Sleeve 3.54"x2.44"

Feature:
Aluminum ferrules can avoid bank card, the second generation ID card, information card, social security card and other magnetic disappear or information leakage.
The sleeve is slim enough that you can put your shielded card back in your wallet where you normally keep it.
Avoids electronic pick-pocketing.
Neutral and inconspicuous design.
Makes a very thoughtful gift to family and friends.
Extend the useful life of smart ID cards.
Aluminum foil ferrule is made of soft electromagnetic shielding material.

Scope of application:
1. It is suitable for against-electromagnetic interference of various ID cards;
2. It is suitable for avoid ing various non-contact IC card chip circuits from being damaged, avoid ing information leakage and information theft on non-contact IC cards; avoiding the loss of information on IC cards.

Note:This item is blank, you can then post the margin jewelry. And this is only an auxiliary product, to shorten magnetic weaknessbetween the cards.

Specification:
Material: Aluminum foil
Color: Silver
Size: 9x6.2x0.1cm/3.54x2.44x0.04" (LxWxT)