In correspondence to anti-counterfeit 3M masks
All 3M products we carry are genuine original 3M products, imported from Authorized 3M distributors, we guarantee the authenticity of the products, and encourage you to contact 3M customer service and send any piece of your purchase for verification if you are in doubt. Please do not hesitate to contact us if you have any questions. We are willing to help and going against counterfeit products.