COSRX Hydrium Watery Toner is a hydrating facial toner formulated with hyaluronic acid and allantoin. This lightweight toner provides deep moisture and helps maintain skin's hydration levels while soothing and supporting the skin barrier with its minimal but effective ingredient list. Key features: • Contains multiple forms of hyaluronic acid for deep hydration • Formulated with soothing allantoin • Lightweight watery texture • Minimal ingredient list focused on hydration • Suitable for all skin types • 150ml generous size bottle The toner features COSRX's Hydrium Synergy-8 Complex which includes six different types of hyaluronic acid combined with panthenol (Vitamin B5) and allantoin. This unique formulation helps deliver moisture to multiple layers of the skin while supporting skin barrier function. The simple, focused ingredient list makes it suitable for sensitive skin types. For best results, apply after cleansing as the first step in your skincare routine.