Estelite Sigma Quick PLT Refills are a universal dental composite that utilizes 100% spherical fillers. Its unique technology delivers a flexible shade matching process, long-term wear resistance, and exceptional aesthetics. Its spherical fillers also provide low wear on opposing teeth.Features include:Supranano spherical fillers invisibly blend within several shadesCreamy, non-sticky consistency for easy handlingExtended working time of 90 seconds under ambient light; 10 seconds light-curingResists slumping for effortless sculptingLow shrinkage stress for lasting patient comfort