Fiber post system provides high strength, low modulus, and untouchable resistance to stress. Fiber posts can not break down due to corrosion. For artistic requirements and need post-core restoring. - Made in China. Pack Contains: - 5 x Fiber post 1.6 mm. - 5 x Fiber post 1.4 mm. - 5 x Fiber post 1.2 mm. - 5 x Fiber post 1.0 mm. **For further product information, please contact Chat Support**