The Preservative-Free, Aqueous Clear Care Plus Contains: Hydrogen Peroxide 3%, Phosphoric Acid (Stabilizer), Sodium Chloride (0.79%), Phosphate (Buffer System), Pluronic 17R4 (a Cleaning Agent), and HydraGlyde Moisture Matrix (EOBO-21 - Polyoxyethylenepolyoxybutylene, Especially for Silicone Hydrogel Soft Lenses).