3ply medical mask with earloop are made of high quality non woven fabric, soft and hypoallergenic.With melt blown filter paper in the middle layer, effectively block the bacteria, virus, smoke, dust, pollen and all pollution. Disposable medical mask is necessary for your daily life in various occasions, like in fog and haze climate, flu seasons, pollen seasons, crowded public places, dust environment, cold weather, painting, gardening, construction, etc.