Cut card stock at 7x5 inches
on 7" side score at 1,2,4,5 inches
Turn and score at 1 and 4 inches
Cut away first outside squares on the end with the two vertical 1" score lines. Leave the second 1" box. On each of the 1" squares that are left score diagonally making the lines point to the center. Round corners of the flap and cut small thumb hole in the center.
Fold burnish well, fold up and insert the flap into the opposite end of the box, it will interlock with the horizontal folded flaps. No glue!
Decorate and enjoy
YouTube Tutorial: https://www.youtube.com/watch?v=7W3P-xlI0bU