The Signal Blocking Key Pouch from Ocean and Earth, can be used with your key vault to block the close proximity sensor in your keys, making sure your car stays locked while the key vault is attached to your car.
 
Features:
For close proximity car keys
8cm x 9cm
Constructed using technical materials that block signals from close proximity car keys
Designed for use inside KEY VAULTS
 
Instructions:
Lock your car
Place proximity car key inside pouch
Seal pouch, then place inside a key vault
Lock key vault