-
Start with the flat box on your table, with the wide part near you.
-
Fold the small tabs upward.
Then fold so the small tabs come together.
-
Fold one side up …
... and over.
-
Repeat on the other side ...
.… to complete the bottom.
-
Fold in the bottom flaps and tuck them inside the box.
Then fold the last two flaps and tuck them into the slots to close the box.
-
Now that you know how to assembly the box, learn how pros use the USPS
envelope here.