3 pack of safety release breakaway 30 day collars - fit cats with up to 15 neck. Effectively modifies stress-related behavior that may occur during travel thunderstorms fireworks and new social interaction. Release pheromones for up to 30 days.

• CALMING COLLAR FOR CATS: SENTRY Calming Collars contain a pheromone that is scientifically proven to help reduce excessive meowing, marking & scratching.
• HAPPIER LESS STRESSFUL LIVES: Cat calming collar helps to reduce your cat's stress-related behavior.
• IMPROVED BEHAVIOR: Calming collar for cats helps alleviate problem behaviors such as excessive meowing, inappropriate marking and unwanted scratching.
• 30 DAY COLLAR: One calming collar continues to release the pheromone for your cat for up to 30 days to helps cats and kittens feel safe and secure.
• SAFE AND EFFECTIVE: Calming collar can be used for cats of all ages and breeds.