interactive dog toy made of wood – activity approptiate to dogs, supports natural instincts the game supports concentration and skills, it supports natural instincts: curiosity, play instincts and your dog's sense of smell level of difficulty - Profi - 9 fields it strengthens the relatinship to your dog. Recommended by dog coaches and vets. made of certified wood, covered in a transparent and water-based varnish which is not harmful to you or your pet. Produced in the EU.