Zonmed Opaque CAD/CAM Glass Ceramic Blocks (PRS-P-C04) | High-Masking Aesthetic Restorations As an essential digital restoration component integrated into the Zonmed PRS System (Platform + Resin + Stain) and the broader CAD/CAM workflow, Zonmed PRS-P-C04 blocks are specially formulated for high-opacity and maximum masking applications. When heavy discoloration threatens the final smile, ordinary blocks fall short. Engineered specifically as our high-opacity solution, the PRS-P-C04 series is masterfully crafted to conquer the toughest masking challenges—from dark prepped teeth to metal abutments. Available in essential opaque shades, these blocks deliver maximum optical blocking power while maintaining a warm, lifelike translucency. Designed for seamless CAD/CAM milling and reliable crystallization, PRS-P-C04 ensures uncompromising strength and immaculate margins in demanding clinical restorations.