Seresto Flea and Tick Collar for Cats is a long-lasting parasite preventive for cats and kittens. It provides long-lasting protection against fleas and ticks for up to 8 months. Featuring an odourless and water-resistant build, the collar can be used even while cats are swimming or bathing. The one-size-fits-all design caters to cats of different sizes and life stages. The collar provides a repellent effect, and fleas and ticks do not need to bite the cat before being exposed to the active ingredients. The collar treats and repels fleas, thus preventing future infestations. It also protects against flea-borne diseases. The collar also treats and repels ticks. It remains effective for up to 8 months.