Omnichroma PLT 0.2g 20/PkOmnichroma PLT, Universal Shade 20 x 0. 2 g compules. Resin based restorative material with Smart Chromatic Technology. World's first universal composite that esthetically matches every professional use, from A1 to D4, with a single shade. Its uniformly sized supra nano spherical fillers (260nm spherical SiO2 ZrO2) allow OMNICHROMA to match every one of the 16 VITA classical shades.