Dentin A3 Unidose Herculite XRV™ is a light-cured dental composite (microhybrid) restorative developed using the Vita® shade system to provide a perfect match to natural tooth color. Its unique character realistically simulates the light refraction, fluorescence and translucency of real teeth. Excellent handling properties enable anatomical shaping without composite slumping Long-lasting esthetics and smoothness High wear resistance for anterior and posterior restorations