The Nina Ottosson by Outward Hound Dog Treat Maze interactive dog puzzle is a fun way to enrich your dog's playtime and get them excited about problem-solving games! This Level 2 Intermediate dog puzzle keeps dogs busy with mentally stimulating treat challenges that stimulate your dog's senses and tap into their natural instincts to hunt and forage for food. As a result, our dog enrichment toys provide mental and physical exercise, help relieve stress, and reduce boredom for happier, healthier pups. Great for small, medium, and large dogs, the Dog Treat Maze features an interior maze that traps your pup's favorite dog treats to motivate them to flip, tip, and turn the maze to release the tasty dog treats. Since all dogs are unique, you can vary the level of difficulty of this dog food puzzle to meet your dog's problem-solving ability, with multiple ways to make it easier or harder for your pet. Moreover, this dog treat puzzle is easy to clean and made from food safe materials that are BPA, PVC, lead, and phthalate-free for your convenience and peace of mind.