Doesn't just mask, truly eliminates odors;Febreze NOTICEables eliminates odors with two alternating scents that freshen for up to 45 days (on low setting);Just plug this air freshener into any outlet to begin eliminating odors;Great for removing common background odors from living rooms, bedrooms, kitchens, and more;Welcome the freshness of spring year-round with Spring & Renewal scent