try horse stall mats in google.

i saw these on amazon. little diff but maybe what you want.

https://www.amazon.com/Rubber-Cal-Elephant-Floor-16-Inch-6-Feet/dp/B004LSURY6/ref=sr_1_6?keywords=horse%2Bstall%2Bmats&qid=1685654264&sr=8-6&th=1