The BOURN FREE 3NT 2 Pack Calming Collar for Cats by Comfort Zone is a pheromone collar designed to provide cats with a sense of security and comfort. Made in the United States, this product helps reduce stress and anxiety in cats, making it ideal for situations that may cause cats to feel anxious or fearful. The Collar releases calming pheromones to help soothe and calm your feline companion, making it a helpful tool for pet owners looking to create a peaceful environment for their cats.