... :CE,ISO,NELSON face maskface mask,17X9CMface mask,item no. FM-3Bface mask,ear loop,tie onface mask,Certificate:CE,ISO,NELSONItem No.FM ... -3B Description3 ply Face Mask, disposable face mask Outer layer25g/Sq.M PP Non woven Inner layer20g ... -15 days for 1X40HQ Payment:By T/T or L/C face mask tie on