Sudanese Moebius Band

This is a [Sudanese Moebius Strip](https://en.wikipedia.org/wiki/M%C3%B6bius_strip#M.C3.B6bius_band_with_round_boundary). It is topologically homeomorphic to more typical embeddings of Moebius strips, so it only has one side (non-orientable), and one edge. However, the "Sudanese" Moebius strip has the additional property that the one edge forms a perfect circle.

This print also makes for a nice two-sided flower vase!

I was able to print without supports, but a brim is necessary to allow th