PetSafe 3 Pack of Boundary Flags Bundle 50 Flags Per Pack

Boundary flags help train or reinforce your dog's containment area. The use of flags make it easy to train your pet to use an in ground or wireless fence. Place flags 10 feet apart to remind your pet of their off-limits area. Boundary flags are also a great way to show your pet that you are changing, reshaping, or expanding their containment area. Even after your dog has mastered the area of his wireless fence, leaving a few flags in your yard tells neighbors and passersby he is safely and securely contained.