This traffic cone works well to play the Rush Hour puzzles found at https://www.michaelfogleman.com/static/rush/ that include traffic cones.

You will need supports to print it successfully.  I used the new organic (tree) supports in PrusaSlicer and they came off quite easily.

I sliced it in 0.1 DETAIL in PrusaSlicer.  I would think you could slice it at a faster setting successfully.