Pig Snuffle Rooting Balls are a fun way to keep you pet stimulated. You can stuff treats in the holes if you choose too. You can change the level of difficulty by shifting the fabric over. This ball is an indestructible hard plastic not rubber and has a rattle inside. Makes for a fun toy or training device. Perfect item to have for any pig owner. Also makes for a great gift. This rooting ball is around 7" inches in diameter and has a 15" circumference. Works great for other pets as well.