•Kills Fleas for up to 4 Months: Contains permethrin that effectively kills fleas and prevents their return for up to four months.
•Veterinary Medicine: This collar releases low concentrations of permethrin, a common ingredient in flea treatments recommended by veterinarians.
•Adjustable with Safety Mechanism: The collar is adjustable to fit cats from 12 weeks of age, with a safety mechanism in place for your peace of mind.