Hollon has designed one of the least expensive drop safes on the market today with the DP450LK. The extra thick 11 gauge steel in the body and door will resist hand and burglary attacks. To prevent fishing attacks, Hollon uses NEW double row anti-theft "Shark Teeth" baffle system. This will protect your deposits. The inside of the Hollon DP450LK drop depository safe features grey carpet mat padding on th There is one removable but non-adjustable shelf.