Build-It™ FR Fiber Reinforced Core Material is the perfect material to use with FiberKleer™ 4x and FiberKor™ Fiber Posts. Formulated to flow and stack without slumping, the material’s unique viscosity enables the clinician to dispense the material and form the core build-up with ease. Specially treated glass fibers provide a minimum compressive strength of 300MPa for a strong and reliable foundation for your indirect restorations. Designed to offer optimal versatility and performance, Build-It™ FR Core Material self cures in minutes or light cures in seconds to a hard consistency.