Bumpy Dome Sensory Fidget Keychain

A bumpy fidget keychain to 3D print: something to rub, roll and trace with your thumb while you think, clipped to your keys or a bag. Rows of small round bumps cover the bar, an even texture to roll under your thumb. The texture runs all the way around, so it feels the same whichever way it sits in your hand. The cap at the top has a hole for a standard split ring. What you get: 2 files, the keychain as a 3MF and an STL. It is a single part and prints standing up in one piece, with nothing to a…

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