Vitakraft Fresh World Paper Bedding Ultra Strength for Small Animal/Bird is made from recycled paper, so it has a paw-sitive impact on the environment. It’s virtually dust-free, reducing the risk of respiratory problems for your pets. It also contains a unique odor blocker formula to help control stinky smells. Using a unique combination of natural ingredients that neutralize the ammonia found in pet urine, the odor blocker formula is both safe and effective. This bedding is perfect for guinea pigs, hamsters, rabbits, parrots, parakeets, and many other birds.