Hide one of them well and use it as a spare key. Its bottom slot is designed for smooth insertion of coins and folded bills, but keeping them from being easily taken out.

Hide one of them well and use it as a spare key. Its bottom slot is designed for smooth insertion of coins and folded bills, but keeping them from being easily taken out.

Hide one of them well and use it as a spare key. Its bottom slot is designed for smooth insertion of coins and folded bills, but keeping them from being easily taken out. Special Feature Combination Lock, Fireproof, Portable.