- Infused with amino acids for intense conditioning, this creamy mask repairs damaged hair while protecting against future breakage. Instantly helps to protect against breakage due to combing and mechanical damage. With silk amino acids. For damaged hair. Leaves your hair healthier and stronger. Apply to damp hair. Leave on for 5 minutes and then rinse thoroughly. FusionPlex by Wella is an instant and long-lasting hair care recovery program from salon to home. With Silksteel Fusion program to recover hair fiber on macro and micro levels, FusionPlex instantly protects against breakage and recharges salon results at home for up to 5 weeks.