Features:
Double-layer design for added protection
Paste opening for easy access
Large capacity for storing multiple cards
RFID information anti-scanning and anti-radio frequency information leakage
Shields car key signal
Wear-resistant and durable material
Easy to clean
Metal keychain design for convenient carrying

Specifications:
Material: Pu/Carbon Fiber
Weight: 38G Per Piece
Can Also be Used for Shielding Car Key Signal

Package Includes:
1 x Pack of 2 Rfid Key and Phone Signal Shield