Alfie Pet by Petoga Couture - Scott Collapsible 3 way Tunnel Toy for Cats - Color: Orange and Red The expanded tunnel measures overall 42" length and 35.5" width. 10" diameter for the entrances and 17.5" long for each tunnel. Entrance in the middle measures 8" diameter. The cat tunnel is expandable and collapsible for easy storage. It pops up/retracts easily, offering portable, lightweight fun anytime. Lined with rustling material that creates interesting noises for pets. Featuring a collapsible 3-way tunnel which offer an ideal place for your pets to get freedom and room to exercise and stretch. Seemingly endless tunnel cat toy crackles curiously with every step. Cats can't resist crawling inside the mysterious interior. Product comes with Alfie Signature zip-lock storage bag for convenience and protection for years to come.