[3MQ2]3M ESPE RelyX Fiber Post 3D Glass Fiber Post Size 2 Red BoxRelyX Fiber Post 3D Glass Fiber Post's coronal 3D macro retentions offer higher mechanical retention to the core build up material. Due to its microporous surface it also provides a strong bond in a root canal without silanating step. Post position control is greatly improved as a result of its enhanced radiopacity. Packing: 10 x Posts Red Size 2 (1. 6mm dia) Product Features Specifications Usage Instruction Higher mechanical retention to the core