FLEA DOCTOR I don't need TWO, SO, this one's available! Luv, luv love it on my Pups and they appreciate it !! No nasty Chemicals or ugly stinky flea Collars or EXPENSIVE FLEA MEDS that actually make my old boy extremely nauseous all the time! This is an amazing Product!! I don't sell anything THAT I WOULDN'T USE myself or ALREADY OWN! 🙏💜🤗