Bought this mask for my husband - great fit and really comfortable. Our favourite reusable mask so far (I got black M). I love the washable inner filter and will definitely be placing my second order soon.
Disclaimer: these re-usable face masks are not medical devices or classified as personal protective equipment (PPE). To reduce the risk of infection, please use your face mask in conjunction with sensible pre-cautions, such as: physical distancing, good respiratory etiquette, hand hygiene and avoiding touching your face, nose, eyes and mouth until you have sanitized your hands.
9.5 - 11.4
Instructions: use a ruler to measure the vertical distance between the bridge of
your nose/lower eyelid and the bottom of your chin. This is easiest to do in front
of a mirror or with the help of a friend.