LiSi ceramics for individual layering and cut back technology as part of the proven GC Initial concept. Its advantages are Outstanding, natural aesthetic properties. specially designed and adapted to the luminous dynamics of lithium disilicate.Low firing temperature and carefully matched thermal expansion coefficients with high firing stability, even after multiple firing processes. A comprehensive color and layering system.Simple operation and short implementation time.Fast, aesthetic, economical results. The colors produced by GC Initial LiSi Cervical Translucent: CT-21, CT-22, CT-23, CT-24, CT-25.