This Posture Gadget Shamed Me Into Sitting Straighter But I'm Still a Gargoyle

The Upright Go 2 will give you some insight into your slouch, but for £85, it ought to do a lot more.

from gizmodo http://www.gizmodo.co.uk/2020/01/this-posture-gadget-shamed-me-into-sitting-straighter-but-im-still-a-gargoyle/