1. Unfold the mask.
2. Position the mask under the chin covering mouth and nose. Hold the Folding Particulate Respirator in position over the nose and mouth and fasten the other end of the retaining clip to the other side of the mask3. Adjust the harness/ear loop to make it comfortable
4. Press soft nosepiece to conform snugly around the nose.
5. To check fit, both hands over the mask and exhale vigorously. If air flows around nose, tighten the nosepiece. If air leaks around the edge, reposition the harness/ear loop for better fit. Re-check the seal and repeat the procedure until the mask is sealed properly
