Occlude is an Aerosol Indicator Marking Spray that is approved for intraoral use and excellent for lab use. It is also an aid in seating castings. The low pressure formula provides cleaner application and is easily removed with water. Features and Benefits No intra-occlusal displacement during marking Assures pin-point location of high spots Marks any tooth or restorative surface (including gold), in either wet or dry field Highly visible Easy, Instantaneous fingertip application EXP: 2027-04-30 PACKAGE: 2 x 23g Can with spray nozzle (Red)