Cushioned Bollard Cap - 3.5in

Water heaters in garages are often required to have a bollard (pipe filled with concrete) to protect from errant parking jobs. The one in my garage is 3.5 in wide and right next to where we keep our shoes. I have nightmares about accidentally hitting my head on that thing which is 100% unforgiving. This calls for a soft filament print! The result is a cushiony cap! I printed it with red TPU with infill of 10% and it is nice and soft.

https://www.youtube.com/watch?v=fKUp6czVN7A

If your boll