Reconfigure existing CritterTrail Habitats and Fun-nel Tubes to create a new design with confidence when you have every little piece needed with the Kaytee CritterTrail Builder’s Pack. Buy any of our wide assortment of Fun-nel tubes and accessories to create your own unique habitat for your pet. The Builders Pack come in random assorted colors.

• Available in assorted colors
• Easy to clean and assemble
• Universally connectable to other CritterTrail habitats and accessories
• Includes: 1 - 1.5 Fun-nel tube, 1 - Fun-nel Bubble Plug and 3 - Fun-nel Rings
• For hamsters, gerbils or mice