Give your cat long-lasting protection against fleas and ticks with a Seresto Cat flea and tick collar. Unlike other flea and tick protection, Seresto Cat flea and tick collars kill and repel fleas and ticks for eight continuous months. Seresto Cat flea and tick collars are recommended by veterinarians, stocked by 8,000 vet clinics* and trusted* by pet owners for nearly a decade. Seresto Cat collars gets right to work killing existing fleas within 24 hours after initial application of the collar. After 24 hours, any new fleas on the cat are killed within 2 hours with protection against further flea infestation lasting 8 months. The prevention of new tick infestations starts at 48 hours after application of the collar. Any new ticks on the cat are killed as quickly as 6 hours after initial 24-hour application. Seresto Cat collars make your cat?s comfort a priority by killing fleas and ticks on contact, so pests don?t have to bite your cat to die. Fleas and ticks not only cause discomfort; they can also pos