Abbey Riley and Jada use actual dog beds--all three of them are side by side on the floor, so they can curl up as they wish.
Kito has moved back into the human bed--no problem with me!!!!!

Previously, we had tried 2 different types of beds, both of which were torn up badly.

The ones we have now, we purchased at Target, for around $30, and they don't have as much as a tear anywhere in them. They clean up very nicely too, in the wash, or sometimes I just vaccuum them and freshen them up a little. I don't know how big a catahoula gets, but Jada fits comfortably on these, and she's around 80 pounds now.

Here's the bed from Target: