Yes, it is. I work in a university and we were given these masks. The inside is dark grey instead of white, and it even advertises on the box that they are made

Yes, it is. I work in a university and we were given these masks. The inside is dark grey instead of white, and it even advertises on the box that they are made with graphene. I have worn them for long periods and so have many of my colleagues. I have not felt any throat scratching as described in the news, however.