Pokey Pillar and Bumpy Bar Fidget/Sensory Rollers

I made these sensory rollers because other spikey rollers were too spikey and overwhelming for me. The bumps at the top give your thumb something to do.  These are great for focus, stimming, or grounding. 

Print Settings
.4 mm nozzle 
.16 mm height
3 wall loops
15% infill
Cubic infill pattern
No supports or brim