Make your CritterTrail home even more incredible with the vibrantly colored Fun-nels you receive in CritterTrail Fun-nels Value Packs! This Value Pack gives you three Fun-nels Elbows, three sizes of Fun-nels Tubes, a Fun-nels Tee, Fun-nels Rings, and a Fun-nels Bubble-Plug. Add on other Fun-nels Value Packs to increase the fun in your pet's super cool home! With the Fun-nels Value Packs, you can give your CritterTrail home all the twists and turns you need to turn your CritterTrail home into a fantastically fun, Fun-nel city!Assorted sizes and colors