Made with stretchy swimwear material, so it's gentle on the ears! 3D structure fits the face line, creating a snug and comfortable fit ❦ Nikky Co., Ltd. FITMASK M size Washable UV cut: UPF50+ 2 masks per pack x 10 packs, for a total of 20 masks *Price is not negotiable. *Simple packaging, will be sent via post. *20 packs, total of 40 masks for 1500 yen is possible. Please comment beforehand.