# An alveolar reinforcement This example shows how to reinforce the bottom of a box with an alveolar structure. ## Showcase A round box with reinforced bottom: ![bottom](images/example_circular_bottom.png?raw=true) ![top](images/example_circular_top.png?raw=true) A square box with reinforced bottom: ![bottom](images/example_square_bottom.png?raw=true) ![top](images/example_square_top.png?raw=true)