Erieer Hyper Block Mask Eri-color Dusky Blue Regular Size, 30 Masks Brand new, unused. The masks will be taken out of the box and shipped in an envelope. The box is not included. Free shipping nationwide. Shipping will be via Yu-Packet Post. [Product Features] Dusky Blue ・A calm color with elegant splendor. Ears are less likely to hurt even after long hours of use. ・Adopts the unique "soft fit ear loops". Breathable material makes it less stuffy and less prone to stuffiness. ・Adopts non-woven fabric that balances high collection performance and breathability. Blocks virus droplets effectively! ・Non-woven 3-layer structure / Ultra-fine high-performance filter. ・Prevents the entry of virus droplets and pollen. ・Uses melt-blown non-woven fabric. Made in Japan ・Produced in a domestic hygiene product factory. ・Utilizing the production technology and quality control know-how we have cultivated, we deliver safe and reliable products. [Materials] Body/Filter (Polyolefin) Nose fitter (Polyolefin) Ear loops (Polyolefin) [Size] Regular size: Approximately 175mm x 90mm