The PetSafe Stubborn Dog Collar is for the "Hard-Headed" Dog. Featuring four levels of stimulation plus vibration as an added deterrent. This is a true breakthrough in pet containment.
The PetSafe Stubborn Dog Collar is for the occasional hard-to-train dog and is compatible with all PetSafe, Radio Fence and Pet Guardian Brand underground dog fences. It weighs just 3 oz and is three times more effective than our regular dog fence collars with stubborn or hard to train dogs.