Stretch mask, anti-fog type for glasses, 1 box (50 pieces) EF-K 1 box (50 pieces)

Since no metals are used, the effort of separating waste can be reduced. The space keeper in the center of the mask creates space and reduces the feeling of pressure on the face. This mask comes with a breath-proof film to prevent your safety glasses from fogging up. The ultra-fine fiber filter provides excellent collection efficiency. Compliant with JIS T9001 general-use mask standards. Material: Mask body: rayon, PP (polypropylene), polyester, ear loops: polyurethane, polyester Structure: 3 layers, 3 pleats How to wear: Over-the-ear Collection efficiency*: 99% (PFE) Inhalation resistance*: 3.3Pa Pressure loss: 10.8Pa Quantity: 1 box (50 sheets) * Tested by: Kaken Test Center, a general incorporated foundation PFE: Fine particle collection efficiency *The above measurement results are actual values ​​and are not guaranteed values.