Zodiac FleaTrol Breakaway Flea and Tick Cat Collar

Zodiac Breakaway Collar for Cats contains an effective adulticide to kill fleas and ticks for up to five months. Can be used on cats or kittens 12 weeks of age and older. Unique design minimizes risk of choking if pet becomes entangled or snagged. Should be worn in addition to a regular collar. Active ingredient: Propoxur (CAS #114-26-1)