Face Mask with Filter x2 GENERISE Reusable ... - Amazon.co.uk
Contents x2 Reusable Face Masks with Filter PLUS x10 Replacement Washable, Carbon Activated Face Mask Filters . The Generise PM2.5 Mask Filter Simply Slots into the Pocket on Your Reusable Mask. It is Important to Regularly Change Your Face Masks Filter to Ensure Effectiveness. Generise Recommends Replacing Your PM2.5 Filter at Least Once a Week.