Feature: 1. Durable: The product is made of sturdy felt fiber material, which is wear-resistant, scratch-resistant, and does not pill, satisfying the cat\u0027s daily scratching and rubbing nature. It can be used indoors or outdoors. 2. Dual-function Design: The double-layer composite donut/circle design meets the cat\u0027s need and desire to drill and play. The dome\u0027s concave design allows another cat to rest. Two cats can use it at the same time without interfering with each other. 3. Extra Large Space: The size of the cat tunnel bed is 50*50*10cm, and there is a large round concave top rest area, suitable for cats and other animals under 10 pounds. 4. Zipper Separation Design: You can clean every corner of the tunnel, providing a clean and comfortable playing environment for cats. The simple assembly method makes it easier for us to handle cats. 5. Innovative Design: The round design adds novelty and provides more hiding places. It is the best choice for friends who have cats, puppies, kittens, mother-in-law\u0027s kittens, rabbits, and other small animals. Specification: Features: Durable: The product is made of sturdy felt fiber material, which is wear-resistant, scratch-resistant, and does not pill, satisfying the cat's daily scratching and rubbing nature. It can be used indoors or outdoors. Dual-function Design: The double-layer composite donut/circle design meets the cat's need and desire to drill and play. The dome's concave design allows another cat to rest. Two cats can use it at the same time without interfering with each other. Extra Large Space: The size of the cat tunnel bed is 50*50*20 cm, and there is a large round concave top rest area, suitable for cats and other animals under 10 pounds. Zipper Separation Design: You can clean every corner of the tunnel, providing a clean and comfortable playing environment for cats. The simple assembly method makes it easier for us to handle cats. Innovative Design: The round design adds novelty and provides more hiding places. It is the best choice for friends who have cats, puppies, kittens, mother-in-law's kittens, rabbits, and other small animals. Specification: Available specifications: 50*50*20cm (S); 60*60*27cm (L) Available colors: Light Gray / Dark Gray Material: Felt cloth Applicable objects: Cats and small pets Package size: 50*50*10cm Package weight: 650g Package list: 1*Cat Tunnel Package List: 1*Cat Tunnel