N95 Folding Butterfly Face Mask Printed folding masks (alias: butterfly mask) made by pp nonwoven + pp nonwoven(middle) + thermal drying (middle) + printing non-woven fabric (cloth) + hollow flat. The face mask Size: adult men 14 (high) * 28 (long) cm, adult women 14 (high) * 26 cm (long), Children version 12.5 (high) * 22 cm (long). Packing details : 4 PCS/aluminum plastic bag, 5 bags/box, 48 box/box (960pcs / carton)