Cat Nest Round Woolen TunnelOverview: 1. A litter of dual use games is not wrong: Meet the various needs of the master 2. Four seasons universal removable and washable design: Zipper design, 1 second split, One nest can be changed into two nests in seconds, which is easy to take apart and wash 3. Selected felt material: Wear resistant, scratch resistant, non sticky, and easy to manage 4. Double layer composite structure: No matter how crazy you play, you won't collapse