SerenEase pheromone collar for cats from ProConcepts Animal Health is a behaviour-category cat collar designed specifically for felines. This single-unit cat collar offers a simple way to add a pheromone collar to your everyday cat accessories. Ideal for pairing with positive reinforcement and other cat behavior routines, it fits seamlessly into your pet care plan. A practical option for pet parents searching for a straightforward pheromone collar for cats.