Vittra APS - Shade DA1, Refill: 1 x 4g Syringe. Light-Cured, Zirconium Silicate based, radiopaque premium composite with longer working time in illuminated operative ambient. Total predictability of shade even before photopolymerization. suitable for direct restorations in anterior and posterior teeth, direct veneers in composite resin, porcelain/composite repairs, and indirect restorations such as inlays, onlays and veneers. BPA free.