Use a bit of glue to fix the pattern to the back side of the craft paper so it doesn't move around while cutting. Using the craft knife to cut out your pattern. Use the ruler to cut straight edges.
Score along the dotted lines with the Exacto knife, using the blunt side to gently indent the paper. Fold the scored edges in.
Use the glue roller to add some adhesive to the side corner flap
Attach the side corner flap to the inside of the first edge.
That's it! Finish up by folding the top and bottom edges to close the box. Place your lip balm tubes inside and you're done!