PetBird Xpress offers over 1,000 items including Nature Cluster. Our Customer Care Representatives are standing by to help with your questions. Nature Cluster are stocked items that ship within 1 day! At PetBird Xpress you can always login to get updated shipping status. Nature Cluster are quality products from PLANET that you can rely on. At PetBird Xpress we only offer branded products from premium manufacturers. Count on secure shopping and dependable delivery from PetBird Xpress. Thanks for shopping for Nature Cluster with us!