1. A light spray is all it takes to reach deep into narrow crevices. Effectively repels mice hiding in the crevices of warehouses, storage sheds, and other similar locations; 2. Japan's first product containing guaiacol, an ingredient that utilizes the survival instincts of mice to produce a smoky odor, thereby inducing fear; 3. Slightly scented, cleansing formula that does not easily attract stains.