The Feline Catch Interactive Slow Feeder by Northmate, is an interactive feeder for cats, designed to stimulate their natural instincts and ability to catch food with their paws. The desired amount of cat food is scattered across Catch, and it is up to your cat to push and grab the food out between the many smoothly rounded spikes. Catch slow feeder prolongs eating time. The result is a happier and healthier cat. Available in one size, designed for all breeds. Made of hard plastic (without Phthalates) and can be used outside and cleaned in your dishwasher.