Ware Manufacturing Tunnels of Fun Small Pet Hideaway, Large Small pet hideaway tunnels of funy, large Environmentally friendly materials Economical hideout Totally pet safe materials Measures 10-inch width by 6-1/4-inch depth by 6-1/4-inch height Large Sized Hideaway Tunnel for Hiding, Running and Playing Made from Cardboard that Pets Love to Chew Gives Critters a Sense of Safety and Security Safe to Chew and Fun to Run Through Cozy Nesting Fluff Included Measures 10 Width X 6-1/4" Depth X 6-1/4" Height