ROUND LAB Birch Juice Moisturizing Toner is a deeply hydrating toner designed to replenish moisture, strengthen the skin barrier, and maintain a healthy oil-water balance. Formulated with Birch Sap (Betula Platyphylla Japonica Juice), this toner delivers essential minerals, amino acids, and hydration to dry and dehydrated skin. Enriched with Hyaluronic Acid, Panthenol, Allantoin, Betaine, and Vitamin C, it helps soothe irritation while improving skin softness and radiance. Its lightweight watery texture absorbs quickly without stickiness, making it ideal for layering and daily use to keep the skin plump, fresh, and comfortably hydrated.