10/14/2026
Test Lab #8: the same card goes into and out of a red sleeve on a live reader. Listen for the difference.
Alpine Rivers®. RFID blocking sleeves, money belts, neck wallets. PolyShield™ polymer in every sleeve, FIPS-201 verified in 2016 under GSA APL #1424.
Houston, TX
77043
Be the first to know and let us send you an email when Alpine Rivers posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.
Send a message to Alpine Rivers: