Adolescent-adult barrier mask size S / M / L (for head from 54 to 58 cms) 
 Green striped organic cotton fabric, plain cotton lining 
 Very flexible elastic, special mask, which does not hurt the ears 
 Clamping bar at the nose, removable before washing (the mask is open on the back, see photo) 
 Washable at 60 degrees 
 This mask is different from the Afnor mask, because the model has small folds instead of the big fold, which is prettier and less annoying, but it is up to health standards. 
 (according to a Taiwanese anesthetist, Dr. Chen Xiating) 
 Protect yourself well during this epidemic period and protect your children too, this is important. 
 Professional sewing 
 see my site www.modelenature.fr