Ketac Nano - A2 Refill - Light-Curing Glass Ionomer Restorative, 1 - 12 Gram Clicker Dispenser. Features bonded nanofiller technology. Ideal for primary teeth and provisional restorations. Indicated for various restorations. Delivers aesthetically pleasing results. Ketac Nano Light-Curing Glass Ionomer Restorative is a resin-modified glass ionomer with a paste consistency developed with nanotechnology. It is indicated for primary teeth and transitional restorations, small Class I, Class III, Class V restorations, laminate and sandwich restorations, and filling defects and undercuts.The light-curing restorative provides aesthetically pleasing results with exceptional wear resistance and high fluoride release. Ketac Nano Light-Curing Restorative refills are offered in a Clicker Dispenser and unit-dose Quick Mix Capsules.Available in six shades: A1, A2, A3, A3.5, A4, B2.Each pack contains one 12 g Clicker Dispenser in shade A2.