Upgraded Bitter Deterrent: The upgraded bitter formula is designed to deter chewing. Prevent dogs from biting furniture, sofas, shoes, plants, carpets, etc. Escalation of bitterness ensures that your dog receives this strong message_x000D_Dog training and behavior AIDS: Effective dog training AIDS. Correct your dog's behavior in a friendly way, without being rude, yelling or slapping angrily. Patience, persistence, encouragement, and rewards can help your dog break destructive habits_x000D_The formula is gentle and professional: harmless to dogs and humans. It's a colorless liquid. It doesn't stain. Protect your furniture from clutter. Do not spray around your pet's nose, eyes, and open wounds_x000D_Different breeds of dogs take different doses. If our dog spray doesn't work for your dog, you can spray it several times.