Evoluent Vertical Mouse
This one is the best for those with Repetitive Strain Injury from using the mouse.
It has several sizes, and wired or wireless, and also for left hand version.


Ergonomic Mouses
- patreon me $5
- amazon egift card to xah@xahlee.org , $20 is nice.
- paypal to xah@xahlee.org , $20 is nice.
- bitcoin me 19dfoa3Q7oehm9MwCULQzBG8vqfCaeMazH
If you have a question, put $5 at patreon and message me.