This free-size crepe mask, made from a material of 65% polyester and 35% polyurethane, can also be used as a neck warmer. - Brand: TERA BEAUTY - Product Name: Crepe Mask - Size: Free Size - Material: 65% Polyester, 35% Polyurethane - Country of Manufacture: Japan - How to Use: Neck warmer, mask (2 ways) - Price: ¥2,400 I used it, so the bag (outer packaging) is not included. This is a TERA BEAUTY series product, which contains Terahertz ore.