Smarty Kat SMK flecos Frenzy túnel 3 en 1Smarty Kat fringe frenzy cat activity Tunnel crinkle, fringe, dangling ribbons, Slinky like open springy end excites cats for endless pouncing, playing, batting, and hiding. This update on a favorite Tunnel expands to 20 inches long, has rustling sound, a proven attractant to cats as it sounds like Prey scurrying through the grass and leaves Satisfy your cat's need for stimulation with our easy to expand and collapse fringe frenzy activity Tunnel.