godot/editor/icons/BoxMesh.svg

<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16"><path fill="none" stroke="#ffca5f" stroke-width="2" d="m8 2 6 3v6l-6 3-6-3V5zm0 12V8l6-3M8 8 2 5"/></svg>