What carpet lets liquid pass via alot?

Qusetions: in case you have viewed that new potty patch point for canines, i'm seeking for making some thing type of like that but not having the grass. i used to be asking yourself what carpet would let liquid to pass via it quite possibly the most? Or is there some thing else that will be far better to make use of? thank you!

Answers:Astro turf.

Answers:use a felt backed carpet not foam