What is Key Items
Key Items are used to open safes for free. The free vault can be identified by the name of the Key or by clicking on it.
These items cannot be bought, sold or traded. It can only be used to open your vault for free. These items appear at the top of the inventory.
As long as the key is in the inventory, the safe can be opened for free, but only 1 of that safe can be opened with each key. After the safe is opened, the key is used and deleted from the inventory.
