Soft contact lens solution for thorough cleaning and disinfection in easy steps. - Product Name: Smart clean - Brand: Monicon - Volume: 300ml - Usage Period: Approximately 35 days - Features: Smart care, easy steps, thorough cleaning and disinfection - How to Use: Use by putting the solution in the lens case - Special Feature: SMART TOUCH Thank you for viewing. This came with a contact lens monitor prize, but I haven't used it. Please understand that this item has been stored at home, so we are only accepting purchases from those who understand this.