Febreze SMALL SPACES air freshener eliminates odors & prevents them from coming back for up to 45 days. Just push the button on the back once to activate it & enjoy up to 45 days of freshness. Air freshener works best in small spaces like bathrooms, closets & lobbies. It's great for putting next to trash cans, under sinks, & near toilets because it requires no plugs or batteries. Linen & Sky fragrance brings the outdoors in with this fresh-off-the-clothesline scent.