If your dog is biting or chewing inappropriate items like furniture, drapes, carpets, walls, doors and any other items you don’t want her to bite or chew, your solution is here. Emmy's Best Pet Products Stop The Chew 3X Strength Anti-Chew Bitter Dog Spray uses a proprietary bitter agent combined with tea tree oil to deter and discourage chewing and scratching behavior. By simply spraying a bit on the items you want to protect and supplementing with a little training, you can easily stop the unwanted behavior quickly and in a safe manner.