I brought the mask during the start of the pandemic to make it safer in practice, I have total faith in the mask, it helps breathing better especially with us being so close to the patient, the fit is perfect and you can feel it hugging your face and when you remove it. I signed up for the monthly filter replacements, as I wanted to get the best protection and I get them at a small reduced price and they come without delay every month and the peace of mind I get. On the occasions when i have had...