Watch’em disappear! The all natural ingredients in Mouse Magic triggers “escape/avoidance” behaviors in mice driving them from homes, sheds, patios. This unique new method of rodent control combines the effectiveness of natural essential oils with the convenience of “place pack” technology. Simply locate packs, which exude the repelling quality of the essential oils, anywhere mice enter, feed or nest. Packs repel for over 30 days in laboratory tests.