[URL unfurl="true"]https://www.homedepot.com/p/Ram-Board-0-042-in-x-38-in-x-100-ft-Ram-Board-Temporary-Floor-Protection-5008200/202088850[/URL]
I used that stuff...got the idea from this guy...
[MEDIA=youtube]up5GxHV1ZmI[/MEDIA]
Top tech tip: roll out good size pieces...4 to 5 feet long, tape them down to a flat surface (floor or table), leave overnight, come back the next day to flat template making good stuff.
Just a tech tip: I used them to cover my plastic work tables.