Kaytee Avian Habitat Defined Enrichment Pod, Polly Puzzler Kaytee, formerly Super Pet The Polly Puzzler will challenge your bird's mind with fun shapes and textures. Use with the included wooden blocks or your bird's favorite treats. Space-saving, easy-to-use pod simply attaches to the Enrichment Wall. Pods are compatible with most wire bird cages. Refillable and customizable. Use your birds favorite toys or treats for added enjoyment Connects directly to the habitat defined bird cages to provide a fun and effortless way to interact with your pet bird Approximate size 2-inch width by 5-inch height by 2-inch depth