Identity Stronghold Secure Badge Holder Flex, Yellow, Pack of 10 (IDSH3004-001B-PACK10-ylw) Blocks RFID chips in cards from being read without permission Holds 2 ISO7810 ID-1 (standard credit card size) contactless smart cards Physically protects card, weather- and water-resistant 100% Made in USA FIPS 201 Approved Products