Tucks in behind the front panel when closed.
Keep dust from entering the box, and adds a layer to the unboxing.
Panels lock in place when box is opened for faster fulfillment. These pre-glued panels add cost because of the specialty gluing.
Used for both folding cartons and corrugated, a Tuck Top Autobottom is the fastest to set up in fulfillment and does not require any tape.
Slightly faster to assemble than the Tuck Top Snap Lock Bottom (TTSLB).