Tink's Power Moose is designed to be used during the breeding season. It is most effective during the pre-rut and rut seasons when bulls are looking for hot cows which are ready to breed. This formula will not freeze in cold temperatures and maintains during rainy weather. Use this around a wallow or pit to see maximum effectiveness. FeaturesFormulated to smell like fresh cow urine at the peak of their breeding cycleGreat to use in and around a real or mock wallow or rut pitVery effective when used in conjunction with callingWill not freeze in cold temperaturesMaintains performance in rainy conditionsConvenient 4 oz size