The Eco-Air dispenser is a 30-day passive air freshener that mounts to the wall or can sit on its own. Capable of freshening medium spaces without any batteries or fans. Easy to use, with easy to replace refills. It works well in restroom stalls, on restroom walls, and in conference rooms and entry ways. Material(s): Plastic; Color(s): White; Height: 5.5"; Width: 2.6".