This is the ME Fairy Serum Mask. I bought a lot of them, and since it looks like it will take me a while to use them all, I'm selling them. The retail price is 4998 yen. A sheet mask with 30 sheets that moisturizes the skin and leads to clear, smooth skin. - Product Name: FAIRY SERUM MASK - Number of sheets: 30 sheets - How to use: 3-step usage - Effects: Moisturizes the skin and leads to clear, smooth skin Thank you for looking.