Breakaway Plus Flea and Tick Collar for Cats
(Veterinary Products Labs
) Unique collar that kills fleas and ticks for up to 5 months. Allow a few days to see results for ticks, but will start to kill fleas at once. Contains 10% propoxur. Temporary will not reduce effectiveness of collar. Collar has a breakaway feature to help the cat free itself if the collar gets snagged on a fixed object.