Experience Professional Hairstyling With Syoss Keratin Mousse Strong Hold. This Mousse Is Enriched With Keratin For Maximum Strength And Long-Lasting Hold. Say Goodbye To Unruly Hair Product Information:Experience Professional Hairstyling With Syoss Keratin Mousse Strong Hold. This Mousse Is Enriched With Keratin For Maximum Strength And Long-Lasting Hold. Say Goodbye To Unruly Hair,Product Specification:Product Code: Mp-00040989