RelyX Fiber Post is a complete system, designed to make excellent clinical results easier to achieve. Elasticity of RelyX Fiber Post is similar to human dentin for a lower risk of root fracture due to the "wedge effect". Unique resin composition and equally dispersed parallel fibers lead to superior mechanical strength. Microporous surface allows for additional bond strength through microretentive effects. Excellent light translucency for efficient light cure deep into the root canal. Improved radiopacity is among the highest of available glass fiber posts. Contains 5pcs posts of each size 1-3, 1pc drills of each size 1-3 and universal, 20pcs elongation tips for RelyX Unicem Aplicap capsules, instructions and a technique guide.