ARI "Halt II" Dog Repellent Spray, 1.5 oz. 61106

This item can only ship via ground.
Features:

Accurate up to 10 feet
Uses Capsaicin, a naturally occurring extract of peppers, which, when sprayed in a dog's face, causes only temporary, but extreme discomfort for the dog
Stops dogs in their tracks, giving you time to move out of danger
1.5 oz. aerosol spray can