Tucks in behind the front panel when closed.
Keep dust from entering the box, and adds a layer to the unboxing.
Closes in three steps, creating more support than a tuck bottom
Used for both folding cartons and corrugated, a TTSLB is fast to assemble in fulfillment and does not require any tape.
It is more economical than the Tuck Top Autobottom (TTAB), because it does not require additional glueing to create the bottom panel.