Pacdent - iMatrix Ring Refill, 2 x Black standard ringsProvides accurate adaptation Fastens contacts steadily Ensures anatomical accuracy Displays exceptional flexibility iMatrix effectively restores tooth anatomy to achieve a natural aesthetic. Its optimized curvature establishes an excellent wraparound that seamlessly follows original contours and tightens contact points securely. Gingival aprons maximize coverage and depth by filling gaps within gingival axial areas.