Prevue Pet Zzz's tunnel are made with a cozy, super soft suede material. It's great for both use inside or outside of a cage. This tunnel attaches easily to the cage with 4 clips and the plush material invites pets to curl up inside for a short snooze or nighttime slumber. Space saving, elevated design with hand wash and air dry. Measures 20-inch length by 7-inch depth by 7-inch height. Available in assorted pastel colors.