RelyX™ 3D Glass Fiber Post Refill, 10/Pkg, Size #3 (Blue)RelyX 3D Glass Fiber Post offers reliable synergy, exceptional retentiveness to core buildup substances, and metal free esthetics, ideal for reinforcing and stabilizing inadequate remaining tooth structure. RelyX's microporous exterior eliminates the need for silanating as it strongly bonds in the root canal, while its remarkable translucency improves light curing depth and efficiency. Compared with metal posts, Fiber Post features less root fracture,