KOSÉ Clear Turn Vitamin Bomb Mask is a Japanese sheet mask designed for intensive skin brightening and pore care. The mask features a unique textured sheet with bumpy surfaces that helps with gentle exfoliation while delivering a potent blend of vitamins including Vitamin C derivatives, niacinamide (B3), panthenol (B5), and retinol. With a refreshing citrus fragrance, this mask is particularly effective for those concerned with dullness and enlarged pores, promising results comparable to 8 hours of sleep in just 8 minutes of use.