Drenched in Snail Essence A nature-derived sheet mask drenched with COSRX's bestselling snail 96 mucin power essence delivers rich hydration and nourishment repairing the damaged skin. Effective and Instant Treatment It's a well-known fact that Snail Mucin is effective for skin repairing and moisturizing. This sheet mask contains up to 7 times higher concentrations (35,000 ppm) of Snail Mucin than other snail products. Intense Hydration with Freshness Feel the lightweight texture despite its high concentration of snail mucin. Made with premium cellulose sheet which provides a face-hugging fit and the perfect absorption of the rich formula.