Product Review

Features
Block Credit Card Signal: Prevent unwanted signal communications and signal amplification attacks to your card and devices.
Block Car key Fob Signal: Keep your keyless entry remote fob system from duplication and the "always on" relay hack.

Specifications
Material: Nylon + Nano Layer
Size: 5.5 x 3.5 inch
Weight: 50g

Note
1. Do Not Bleach/Dry Clean/Warm Iron/Hand Washing Excessively, or it will destroy the nano layer and affect the effect of use;
2. The outer layer is just storage, The inner layer is the shielding signal;
3. Signal Shielding bag must be closed, or it will affect the effect of use.

Package Content
1 x RFID Signal Blocker
1 x Key Chain with Two Rings