matrix opti. Care Spliss Serum repairs frayed ends and prevents split ends with regular use. This lightweight, non-greasy formula smoothes frizzy hair for silky smooth hair with a luscious shine. Its non-sticky formula does not weigh down hair. Repairs split ends and damage inside the hair. This serum is designed to repair the hair shaft and keep split ends at bay. Formulated to help control and smooth chemical straightening.