Ware Manufacturing Willow Edible Small Pet Ball Chew Treat, 4-Inch Small Pet 4-Inch Edible Treat Ball Made Of Willow Chew-n-fun all rolled into one Critters Will Nibble, Nudge, Toss And Roll Encourages Healthy Playtime ActivityHelps Relieve Cage BoredomPerfect For Rabbits And Other Small PetsMeasures 4-Inch Width By 4-Inch Depth By 8-Inch Height All Natural and Edible Willow Ball Chew Toy That Your Pets Will Love! Made of all Natural Willow That Your Pets Will Find Irresistible Fill the Ball with Treats or Hay, Use as a Treat Dispenser Critters Will Nudge, Nibble, Play and Eat, Helping Relieve Cage Boredom All Natural and edible, Safe Toy For Your Small Pets Measures 4" Width X 4" Depth X 8" Height