Breathable and comfortable KF94 mask imported from Korea in stylish Black. We love that you can adjust the wired nose for a custom fit and the elastic ear-band provides a comfortable fit.
The "KF" stands for "Korean filter" and the 94 refers to the masks' filtration efficacy. According to the South Korean government's standards, these masks filter 94% of particles down to 0.3 microns in size.
and the fine prints... - Do not use in enclosed areas with a concentration of less than 18% oxygen. Do not wear a mask on top of the covered respiratory systems with towels, tissue, etc. - Do not use the mask if contaminated inside. - Do not wash mask. - Do not crush or deform the contact area on the face. - If breathing is inconvenient due to the use of the mask, stop using immediately.
