Ultrasonic Pest Repeller - Electronic & Ultrasound, Indoor Plug-in Repellent - Get rid of - Rodents, Mice, Rats, Squirrels, Bats, Insects, Bed Bugs, Ants, Fleas, Mosquitos, Fly, Spiders, Roaches! Package of 5 Rubber mouthpieces Hexagon Anti-roll shape Made in USA Fits Original Sneak-A-Toke by Koala-T Comfort size and fit