High Speed 7 liquid violet is a liquid spray-on training and racing wax that can be used as a stand alone race wax or as a base for liquids or wool-applied top coats. HS7L performs at its best at moderate to warmer winter conditions that are below the freezing point. HS7L can handle a wide variety of snow conditions and is not humidity sensitive. It is a safe choice that rarely underperforms when used within its range.