Print-in-place adaptive device to help with tying shoes one-handed.

Features an offset cam to grip a shoelace, and a peg to hold a loop.

Prusa

i3 MK3

No

Yes

The cam has a gap from the main body. Make sure you have supports only on the build plate, and don't use bridging. Any bridging droop on the underside of the cam will interfere with free movement.

After printing, use sandpaper to scuff up all areas where grip is needed.