Brand from South Korea: SOME BY MI. Size: 20g x 1 pc. This vegan-certified sheet mask is soaked in a rich essence, specifically formulated with AHA BHA PHA for calming care. The thin, soft cellulose sheet perfectly wraps around the face to deliver active ingredients to skin. It is formulated without 20 chemicals that may cause skin problems and has completed Skin Irritation Test. How to use: 1. After cleansing and using toner, lay the mask evenly over skin and let it sit for 10-20 minutes. 2. Remove the mask and gently pat the remaining essence into skin for absorption.