Quality 1st The Derma Mask 30 Sheets is a Japanese all‑in‑one sheet mask designed for daily intensive hydration and gentle exfoliation. It contains 4% niacinamide, high concentration galactomyces ferment, 11 amino acids, and 6 types of ceramides to deeply moisturize, refine texture, and boost radiance. The soft, high‑adhesion cotton sheet delivers beauty essence evenly in just three minutes, leaving skin plump, smooth, and supple. Ideal for dry, dull, or rough skin, it suits sensitive skin types and supports a dewy, bouncy complexion with everyday use.