Which size is best for me?
Medium size will perfectly fit slim or small/medium faces, while the Large size will be more comfortable for wider or longer facial structures or longer/bigger noses.
- M size: for Head circumference 53mm-55mm
- L size: for Head circumference 56mm-58mm
Please check the Face Mask Size Guide Image to choose the best fit for your face.
Are these masks N95 grade?
Even though the Smartmi are not American-certified by NIOSH, they are KN95-grade (Chinese equivalent to American N95) and offer a much better fit, seal and comfort than most traditional N95-grade respirators.