Bond Preserve (Step 3) is the at-home treatment loaded with H-2™ Complex maintains the integrity of the repaired bonds and improves overall health, appearance and integrity of hair between salon visits. This product is designed to be used at home as post care after you receive the Bellami Hair Repair Bond Fusion Treatment in salon Designed as a triple-action bond-building process, the Bond Fusion System enhances the structure of the hair during and after colour chemical services and thermal styling. HOW TO USE: Take home and use 2-3 weeks after salon visit. Apply to washed hair from mid-lengths to ends. Let sit for 5-10 minutes. Rinse. Do not apply near hair extension adhesion sites.