Never be caught unprepared again with this clever accessory designed for emergencies. This compact model is perfect for 3D printing enthusiasts looking to add functionality to their keychain. Simply print the holder, which snugly fits a standard Euro coin, and attach it to your keyring. Now, wherever you go, you'll have a spare Euro at hand for those unexpected situations. Whether it's for a shopping cart, a vending machine, or any other urgent need, this keychain holder ensures you're always ready. Download the model today and start printing your peace of mind!