The nature of small animals such as rabbits, pigs, chinchillas, etc. is to eat grass , so if you give them a small thatched house or a small grass ball, it will be easier to accept than other wood products, and they prefer to stay and play in it. Let them feel the feeling of nature more.? Package includes: Natural Organic Apple Sticks +Timothy Hay Sticks+ High-quality Grass Carrots PleaseNote: Because each animal has a different personality, we cannot 100% ensure that every cute animal will like our products. LIFETIME MONEY BACK AND NO QUESTIONS ASKED WARRANTY: If you not satisfied with this Grass Chew toys ,please contact us freely and we provide 100% money back for lifetime.