Scratchex Color-Full Flea & Tick Collar For Dogs, Formula 5, Ocean Blue

Works from head to tail to kill fleas and Lyme Disease - carrying ticks up to 5 months. Do not allow children to play with this collar. One size fits all - trim to size. This collar is designed to fit 99% of all dogs. In rare instances (for example, well developed St. Bernards or Mastiffs) the collar may be too short. If found short for your dog, return to address on top panel for full purchase price refund. Made in U.S.A.