From the manufacture....
DESCRIPTION
Enriching your pet's daily life starts with supporting natural behaviors such as exploring, playing, hiding, and chewing. Oxbow Enriched Life is designed with these natural behaviors in mind and is constructed from 100% pet-safe materials, allowing you to nurture your pet's mind and body in safe and fun ways every day.
Features:
A deluxe, barn-inspired hideout for your rabbit, guinea pig, or other small animal
Made of safe, high quality corrugate
Easy to assemble
Featuring large hay feeder silo
Spacious with large opening
Fill with hay and chews to provide enrichment throughout the day