It works by mimicking the pheromone that the mother cat produces to calm and reassure her kittens. Cats will recognize these pheromones throughout their life.
Kit includes: 1 diffuser plug-in and 1 refill that lasts up to 30 days; works in area up to 215 square feet.
Refill: 1½ oz.
Prop 65 Warning for California Residents - ⚠ WARNING: This product may contain chemicals known to the state of California to cause cancer, birth defects, or other reproductive harm.