The Centella Water Alcohol-Free Toner by CosRX is a gentle and hydrating toner that is free from alcohol. It contains centella extract, known for its soothing properties, making it suitable for sensitive and irritated skin. It is fragrance-free and non-comedogenic, reducing the risk of clogged pores. While it focuses on hydrating and soothing the skin, it does not claim to have specific anti-aging, brightening, or exfoliating effects.