This series of masks has 3 layers structure, while the outside and the inner face layer are made from the high technology moisturizing & deodorant collagen fiber, and the center layer is made from the anti-virus fabric.
The anti-virus layer is specially developed by Shikibo group, which is supplying masks, medical uniforms, and other medical related accessories to hospitals in Japan, since more than 10 years.
- Outer layer: filagen 25%, lyocell 75%
- Inner filter layer: nylon 75%, polyurethane 25%
- Virus filtration level: 99.9 % or more
- Product feature: washable up to 50 times
- Made in Japan
- Sizes: about 17 x 14cm
1) Filtration level remains same as 99.9 %, even after washing 50 times
2) This mask is expected to be washed after wearing of 1 day
This mask model is also certified as FLUTECT Antiviral Finished Product, reference standard ISO 18174, No. UK02A15, by JTETC (Japan Textile Evaluation Technology Council).