Available in White or Black. Contemporary in design, Multi-Versatile in Performance. Inside the new model is an easily adjustable scent The New ProMaster MVP gives you the added flexibility of choosing the refill type that best matches your application. tray that allows you to customize your system and select from four different refill family types: Liquid Wick, Deodorant Squares, All-Green Solid or Sani-Gel 90+. All four types of refills fit easily, work effectively and are very easy to replace. Beautiful by design, the ProMaster MVP has all the features you would expect in a new modern fan air diffuser, like the conveniently located on/off switch and locking cover for enhanced security.