step-by-step plan:

1. Print the 3 given stl-files
2. Take the rectangular mantle and heat
3. Fold the mantle using a glass or bottle. (slowly)
4. Take a piece of string and bring it up through the holes.
5. Tie a knot at the end and make sure it does not come loose.
6. Take the two circular sides and glue them to the top and bottom of the mantel. (the largest ring goes on the bottom)
7. Make sure it dries well.
8. Place a candle in the center and point the figure towards the wall and enjoy the view.