• Made of wear-resistant polyester, waterproof and easy to clean. • Includes paper materials inside that produce sound when touched, stimulating your pet's curiosity. • Sturdy design with a spring that maintains the tunnel's shape and facilitates its deployment and folding. • The foldable design is ideal for storage and transport, perfect for outdoor activities and travel. • Includes a small hanging ball inside to attract cats and encourage play. • Easy to clean with a damp towel.