The Alzoo Outdoor Training Spray is a behavior deterrent. Correct and prevent unwanted behaviors. Break your dog's bad habits like urine marking and destructive chewing with our powerful Alzoo training spray. It prevents pets from revisiting the same spot or item twice. The strong mustard oil scent and unpleasant taste works as a deterrent to help prevent dogs from repeating the bad behavior or going back to the same place twice. It is sustainable, safe, powerful and proven safe and effective when used as directed. Cruelty free, it's made in the USA using recyclable packaging. Easy to apply, clean the area to be treated and then spray liberally. It can be used in all kinds of outdoor areas and objects based on its instructions: Clean the area to be treated and then spray liberally. Focus on areas like outdoor walls, poles, outdoor furniture or car wheel that you want your pet to avoid.