Blocks transmission of smart key and credit cards, with handy key rings.
- Main pocket blocks smark key transmissions
- Front pocket blocks credit card transmissions
- Inside key ring keeps smart key safe
- Outside ring for house keys
- Closed: 4.5" x 3" / 11.5 cm x 7.75 cm
- Open: 4.5" x 5" / 11.5 cm x 13 cm