NEW Quality First is chosen as the most popular mask sheets at Cosme.net, the biggest online platform for cosmetic products in Japan. Quality First mask sheets are preservative-free and produced in Ehime Prefecture, Japan. Quality First All in One Mask White contains three kinds of whitening essence including placenta extract, Vitamin C and Nano white and helps keep skin moist for a long time. It is 28% thicker than regular mask sheets. After cleansing your face, use this quality first mask for amazing skin care effects. Containing the equivalent of 37 bottles of beauty serum (manufacture’s estimate), quality first mask uses pure Japanese cotton and contains no preservatives. Though thick that, even texture to fit tightly excellent. Good preservative free sheet mask in order to seal the physically skin sheet, requires close attention also to the stimulus. The Quality First is a large-capacity mask is the first “preservative-free”. How to use: This mask can be used every day, 10-15 minutes a day.