Bayer Seresto Flea & Tick Collar for Cats 8 Months ProtectionSeresto flea and tick collar provides 8 months of continuous flea and tick prevention for cats The Seresto cat collar works through contact, so fleas and ticks dont have to bite your cat to die This 8 month cat flea and tick treatment is convenient, odorless and non greasy; no need for messy monthly treatments Vet recommended tick and flea collar for cats is easy to put on and contains optional reflectors for added visibility at night EPA Registration