Ideal mask to combat dust or particles in the air that are created when performing nail building and nail polish with lathes. Disposable nonwoven. Applications: food handling, industry, health, areas sensitive to cleaning in general. One size. Colors: white Nasal adjustment, double plasticized wire, expiration valve in polyethylene with industrial rubber membrane, industrial elastic spun with cotton. Storage and use: it is recommended to use the product only once, prolonged use or more than one use will minimize the functions for which it was manufactured. Features: odorless, easy to breathe, hypoallergenic, ergonomic, norm en149: 2001 + a1: 2009 nasal foam rim for comfort. Measures 13cm x 13 cm.