Fine Epoxy powder coated matte finish, The inner chamber is made with rust proof stainless steel bright mirror finish sheet which reflects the UV rays to pass uniformly through entire work surface area within the cabinet, 12 plastic autoclavable trays, Works with UV Light source, Magnetic gasket on the door,  , seals the chamber, Micro door switch immediately cuts off the UV source when the door is opened, preventing accidental UV exposure. Corrosion Resistant