Intro: CAT PENITENTIARY
This is a pen to keep my indoor cats from running away while still letting them get some outside time.
Step 1: Step 1. Get Some Old Fencing From a Friend. Wrap It Underneath a Tree.
I put it under the tree so it would be less of an eyesore. It worked pretty well as it is fairly hidden.
Step 2: Insert Cats.
Insert your cats.