Physipet Pet Exercise & Entertainment Toy-Small Pets Under 25lbs Green Great way to Exercise and Entertain your Pet(s) at home Perfect Toy for Power Chewers or Destructive Pets Attach YOUR Pet's Favorite Toy/Treat Dispensing Toy to the PhysiPet Hollow Base to store unused toys or to add additional weight Indestructable Toy! The PhysiPet will INCREASE the lifespan of all your Pet's Toys