Easy Activation: To activate collar, hold at each end, stretch, and it's ready for your dog to wear. Read entire label before each use. Use only on dogs. It is a violation of Federal law to use this p…
Ingredients
Active Ingredient: Tetrachlorvinphos (14.55%), (S)-Methoprene (1.02%). Other Ingredients (84.43%).
Contains an organophosphate that inhibits cholinesterase; contains tetrachlorvinphos (an organophosphate), which is a cholinesterase inhibitor



