SonicFill 3 SingleFill Bulk Composite System A3 20 x 0.25 Gm Unidose Tip Refills. Nanohybrid composite, light cure, flowable and sculptable. 5mm depth of cure, Improved adaptation to the internal walls and restoration margins, simpler to extrude during placement, low shrinkage stress. Used with the SonicFill 3 handpiece to achieve quality restorations in a SingleFill step. 20 - .25 gram compules