Red Horse Stronghorn Hoof Hardener Spray 500 MlStronghorn is a hoof hardener spray It strengthens and cleanses the sole It nourishes and hardens the horn tissue It is a powerful hoof disinfectant Its spray formula makes it easy to apply To use, clean the hoof and spray onto the sole, avoiding the frog Apply daily until improvement, then reduce to 1 application per week For best results, allow to dry before working the horse