Our enrichment BUTTERNUT squash features 6 treat pockets that open sideways as the snoot make its way in! The small has a super squeaker inside whereas the large has size small squeakers, making it extra fun! Small in light fern: average body diameter 5" or 13cm, perfect for XS-M pets Large in dark fern: average body diameter 8" or 20cm, perfect for M+ pets Each pup plays differently and we recommend you to keep a close watch particularly during the first time a new play object is introduced. No toy is completely indestructible, so please supervise the play to ensure safety if you know your pup is not gentle with toys.