The one I use until they figure out it doesn't exist in their library:
I use this one:
Hi! Small update on this --
We're in the process of building this component, and the expected delivery date is mid-March.
Thanks for your patience!
Hey, there is also another possible way, just use a MaterialCheckBox (or a regular one, doesn't matter) and set the icon to be "@null". Also remember to add a selector as a background
Seems like this is available in 1.1.0-alpha05 from https://github.com/material-components/material-components-android/commit/cad9d7d5f5d8e27ee2d141c3cdcf67e0e52c99d0.
Most helpful comment
Hi! Small update on this --
We're in the process of building this component, and the expected delivery date is mid-March.
Thanks for your patience!