[Dog Puzzle Toy from the United States, an American Brand with a U.S. Patent][The Perfect Dog Puzzle Toy]This innovative design doubles as a slow feeder. With three integrated difficulty levels, it offers gameplay ranging from Level 1 to Level 3, all within a single toy. The difficulty can be adjusted to suit your pet's individual needs and training progress. This toy helps alleviate boredom, enriches your dog?s daily life, enhances intelligence, and supports digestive health. Give your beloved dog the perfect gift?KADTC puzzle toys for birthdays and every special holiday! [Safe Materials and Design] The toy is made from food-grade ABS, free from Bisphenol A, PVC, and phthalates, ensuring complete safety for your dog. You can give it to your dog without concern. It is chew-resistant, scratch-resistant, sturdy, and will not deform. [Stimulating and Alleviating Anxiety] As dogs play with the toy and receive food rewards, the game encourages them to think, simultaneously exercising their brains and bodies, promoting brain development. The process of obtaining food can stimulate the dog's spirit, relieve anxiety, and stabilize their character, helping them integrate better into family life. [Slow Feeding Toy] This toy also serves to slow down your pet's eating speed, correcting the unhealthy habit of eating too quickly and promoting better digestive health. [No Installation Needed, Easy to Clean] The product is detachable and its parts can be washed directly with water, which is very convenient. This product is also dishwasher safe.