SKU: BNBBCAFIB1212x10

10 Piece Blue Sontara Shop Cloth Towel 12"x12" DIY Face Mask Filter Component - Standard size

These blue shop clothes are great for picking up messes and spills. They are also being used in do-it-yourself face masks as a filter component in place of other masks. They are being tested to block up to 95% of particles down to 0.3% microns. In comparison, cotton masks block up to 60% of particles. Package includes ten 12" x 12" shop clothes.