3M Cavit-O Temporary Filling Material, Hardest Set, 7 g Tube, Pink, 10/PkCavit Original is a light curing filling material suitable for temporary cavity restorations and post endodontic treatments with final hardness and optimal adhesion. It provides void free curing even in the presence of moisture in the oral cavity. Simply use a filling instrument to apply the material. Cavit has minimal expansion for guaranteed tight marginal seals. It works best for occlusion loaded restorations with high surface hardness.