Mask worn method

FFP3-F891V Instructions for Use

1. Place under chin and press the mask freely against your face with the nose clip on the bridge of your nose.

2. Block the mask on the chin and pass the headhamess over head with the thumbs and the index fingers. Place the superior headharness on the top of the skull. Release the inferior headharness and place it on the neck.

3. Using both hands, mold the metal nose clip to the shape of nose.

4. To check for proper fit, cup both hands over the mask and exhale vigorously.

If air leaks around the nose, tighten the nose clip, if air leaks around the edge, reposition the headharness for better fit.

5. Double check the seal and repeat the procedure until the mask is sealed properly.

6. Entrv into a contaminated area with an improper fittina mask mav result in illness or death.

Source：https://www.unisourcesgroup.com/Facemask/FFP3/12.html