The Interactive Dog Treat Puzzle Toys by Brain Game Intermediate Level 2 are designed for IQ training and mentally stimulating fun for dogs, cats, hamsters, and rabbits. Made of durable plastic, these puzzle toys feature treat-dispensing for slow feeding or interactive play. With a compact size of 10" x 10" x 1.25", these toys are easy to clean. The non-removable parts ensure a challenging and engaging experience for pets of all ages. Perfect for training and mental health, these puzzle toys are a fun and interactive way to keep your furry friends entertained.