KADTC Chess-Style Dog Puzzle Toy Features & Benefits Innovative 3-in-1 Design: A U.S. brand puzzle toy with a patented chessboard design offering three difficulty levels in one. It features 4 sliding compartments, a treat dispenser, and 4 flip-lid boxes, providing 9 treat-hiding spots to challenge and entertain dogs of all sizes. Brain Stimulation & Anxiety Relief: This interactive game challenges your dog's mind, boosting brain development while relieving boredom and anxiety. Slow Feeder for Healthy Digestion: Doubles as a slow feeder to turn mealtime into a fun challenge, promoting healthy digestion and preventing gulping. Pet-Safe & Non-Slip: Made from durable, food-grade ABS plastic (free of BPA, PVC, and phthalates) to ensure safety. Non-slip rubber pads keep it stable on wood, tile, and carpet. Great Gift Idea: An engaging toy that makes an ideal gift for dog birthdays, holidays, or any special occasion—sure to delight any dog lover.