Quality 1st The Derma VC100 is a Japanese sheet mask featuring four types of concentrated vitamin C and niacinamide for intensive skin brightening and pore care. The mask uses nanocapsule technology for enhanced ingredient penetration and requires only 3 minutes of application. Free from preservatives, alcohol, and synthetic fragrances, it's ideal for those seeking quick, effective skincare targeting dullness, uneven texture, and enlarged pores. The cotton-based sheet provides excellent adhesion and comes generously soaked in vitamin-rich serum for optimal hydration.