Virtusx Ergonomic Wrist Rest for Mouse, Right-Handed Gliding and Sliding Palm Wrist Support Pad, Carpal Tunnel and Pain Relief, Desk Accessories for Office Work, Gaming, Coding

I use something like this: https://www.amazon.com/Virtusx-Ergonomic-Gliding-Designed-Syndrome/dp/B0CL5JYST6/ the bottom of your palms rest on them and they slide around the desk as your hands move around.