Non-Medical Black Cotton Masks with Pocket for Filter Insert
*Filters sold separately
Length Across: 24.5 cm / 9.6 in
Height : 14.8 cm / 5.8 in
It is recommended to wash cotton masks after every use and to replace filters every 1-3 days of heavy use, 1-2 weeks of occasional use, or whenever it becomes increasingly difficult to draw a breath.
