Harmonize begins with ART (Adaptive Response Technology) the nanoparticle filler system that makes achieving lifelike restorations easier than ever before. ART also enables better blending capabilities and enhanced structural integrity, providing your restorations with exceptional strength and unmatched aesthetics. Specifications: - Adaptive reflection to the light wavelength for an enhanced chameleon effect. - Superior gloss retention and easier polishability. Adaptive viscosity for an easy shape of the composite and prevention of slumping. - Minimized stickiness and simplified carving. - Better curing efficacy for a long lasting performance. - Color: Blue.