3M™ Vitrebond™ Plus light cure glass ionomer liner/base, refill, 7571, single pack. Features: - This convenient paste-liquid formula in our unique 3M Clicker Dispenser offers the protection of a conventional glass ionomer liner without the mess of measuring. - Fast and easy dispensing and the right mix every time with the award-winning 3M Clicker dispenser. - Conventional paste-liquid formula offers the protection of a conventional glass ionomer liner without the mess of measuring. - Helps protect against post-op sensitivity: offers a strong bond to dentin, sealing the tooth structure to protect against microleakage. - Fluoride release. - Radiopaque.