Studies have shown that toys play a critical role in keeping exotic birds healthy. The Zoo-Max Groovy Blocks parrot toy is great for rejuvenating a birds existing toy or for you to use to invent your own. Each groovy block has a hole drilled through the center so you can easily fasten them onto lengths of rope or chain. The grooves mean you can wedge foods, treats and materials inside them for foraging which helps to reduce your birds boredom. Non-toxic. Made of soft wood. Great for foraging. Reduces boredom.