BUSTER DogMaze. Place the treats in the deep curved tracks and watch your dog uses his nose, tongue, and paws to chase the food down the channels to the exit points. By being able to both see and smell the food, your dog will be motivated to keep trying until has has totally emptied the BUSTER DogMaze and you will get a healthier and more energetic dog. *BUSTER DogMaze can be used indoors and outdoors. It is made in one piece form tough, non-toxic plastic and can be washed in the dishwasher. The plastic is approved for foods and does not contain phthalates. *Excellent functionality and a beatiful Danish design makes the BUSTER DogMaze a unique product. *DogMaze Mini for dogs over 10kg.