Bond Refill: 5 ml bottle of bonding liquid, bond only. Low thickness ideal for indirect restorations. Improved catalyst system for durable bonds. Results in stronger bonds. Simple, no-mix preparation. Clearfil SE Bond 2 two-step bonding agent features an improved catalyst system that results in stronger bonds. The self-etch, light-cure bonding agent works with a dual-cure activator to create a low-thick film ideal for all indirect restorations, bulk-fill composites, and core build-up composites.Clearfil SE comes in a no-shake, no-mix, no-scrub formulation.