By spraying directly on areas you don't want your dog to chew, you can make them taste bitter. When your dog bites or licks those areas, they'll dislike the bitter taste, helping with training and prevention. The way dogs perceive bitterness varies, so the effectiveness may differ. PETLINKMORE Just spray on chewing habits Training spray for dogs and cats Contents: 200ml Retail Price: ¥2,280 MADE IN JAPAN This was a gift, and I've used it once. I'm selling it because my dog doesn't have a biting problem. Thank you.