Made of 100% organic muslin cotton (double layer), which is breathable and does not cause irritations to a sensible skin.
*Has a special opening, where you can place a filter (washable filters recommended)
*Metal bridge for a better fixation on the nose.
*One size, suitable for kids till 16 years old.
Note: it's not a certified product and neither is a surgical mask. The product serves as a simple supplementary protection, along with other recommended protective measurements of hands hygiene and social distancing.