Super Pet Crittertrail Fun-Nels Bubble Plugs
Use Fun-nels Bubble Plugs to expand any CritterTrail habitat or accessory and watch your pet explore. Bubble Plugs are used to seal off any open Fun-nels tubes in your system. It can also be used to plug any unused opening for Fun-nels in any CritterTrail habitat or accessory. Use a Connector Ring (not included) to snap the Bubble Plug in place. Easy to clean. Universally connectable, easily attaches to all CritterTrail, Habitrail and S.A.M. systems. Bubble Plug is 1.75" long. Assorted colors.
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