Diy Dog Paw Print Mold . I don’t know about you, but i’m obsessing. This video shows how to make a mold, then a positive cast of the bottom of your dog's pa. Large Dog Paw Print Stepping Stone Plastic Mold Concrete Etsy from www.etsy.com You may need to add flour as you’re rolling. If possible, it is better to give the casting longer to set up completely. Easy diy paw print cast for dogs, cats, and rabbits.