Critter Universe Flexible Tunnel Tubes

Universal Tunnel twists and turns, flexes and fits onto any tubular cage system. Use as a straight or curved tube to expand your pet's home. Provides unlimited expandability and infinite configurations.

Easily connects using the flexible ring to all standard sized Critter Universe, Crittertrail, SAM, Nature's Playland, and Habitral systems. Each tube measures approximately 8" x 2-3/8" diameter.