Durable construction: Stable cat tunnel with deformation-resistant steel frame and tear-resistant fabric for long-term safety during play. Easy-care material cleans quickly for lasting use. Interactive play: Innovative tunnel design with a rolling chase ball that motivates interactive play. Integrated viewing windows promote movement and natural hunting behavior. Space-saving and portable: Foldable frame for travel-friendly setup. Lightweight construction allows easy transport, fits in any room corner, and stores compactly in the included carrying bag. Versatile use: Smooth passages and flexible curves adapt to most cat sizes, making it suitable for multi-cat households to promote shared play in different living environments. Use scenarios: - In a multi-cat home, encourage joint play and physical activity across rooms. - In small apartments or limited spaces, place in a corner for easy setup and quick storage; great for travel. - In shelters or clinics, provide enrichment and a natural outlet for hunting behavior.