Just
trust your other half's driving or drive yourself.
I'm not knocking having a second one, it's just I was filling to think about what they were called.
Rear view mirror - mount, mounting, button, plate, shoe, pad, base, bracket, foot, tab, lug
Then you need to decide what sort of the above it is. Wedge, cam lock, etc.
If Honda only does them attached to the glass, find either a third-party supplier or a different marque dealer that uses the same sort of thing. Whilst there isn't a single standard, there appears to be groups of standards.