Made in the UK. Police Approved: Secured by Design.

Key Shields

A discrete Faraday Bag, (unbranded) for Car Key Fobs. Prevents 'relay theft'.
A Faraday Bag designed to protect Car Key Fobs from Relay devices, thus preventing 'relay theft'.
Luxury handmade leather RF protected Faraday Bag for key fobs. As used by Rolls Royce.
Prevent theft of your vehicle by 'relay theft', by using the Key Shield Faraday Bag.

All about Faraday Bags?