-Kills fleas, ticks as well as flea eggs and larvae to help prevent re-infestation.

-Starts to work immediately.

-Provides protection for up to 5-months.

-Waterproof.

-Fits up to 15" neck size.

Active Ingredients: Propoxur 10.0%, (S)-Methoprene 2.10%,

Please read all warnings and directions on packaging prior to use.