This white satin mask with a filter pocket from Attic Salt is designed especially for people with higher exposure. Keeping all the health risks in mind, this mask has been specially developed as a 3 ply mask with sleeves that doubles up as a jacket for an additional mask. This way both of them stay in position without sliding away from each other. The outer mask is a 3 fabric ply + 1 interlining mask with concealed nose pin, adjustable ear elastic toggles and sleeves for better comfort and wearability. Manufactured in line with WHO guidelines, this is washable and reusable. For the inner mask, we suggest you use a disposable surgical mask for additional protection. This product combo contains - one 3 ply reusable masks + three disposable surgical masks.