Good Behavior collar goes where your dog or cat goes whether it is at home or on the go!Proven to Modify Problems Such as: Separation Anxiety Excessive Meowing Destructive Behavior Inappropriate MarkingCommon Cause of Behavioral Problems Separation anxiety Fireworks Travel Going for walks Visitors Thunderstorms Visits to the groomer Puppy socialization Boarding and grooming New babyBenefits of Phe