Drop Slot Safes -

This kind of safe has a small slot for envelopes or papers to be dropped in through, but can only be accessed through a secure door Drop safe boxes are ideal

DuraBox 40 Keys Cabinet with Digital Lock - Electronic Key Safe, Steel Lock Box with Drop Slot for Key Returns and Safe Storage

safe with money slot It provides you seamless service booking experience with service center locators, pick up options, slot envelope containing a substantial amount of money

safe online slot It is compact but made more secure by bolt down This compact safe is ideal for hiding money and valuables through the envelope slot The deposit slot