Made by three layers, nonwoven, non-poisonous, non-smelling and non-stimulating materials with high-efficient filtering ability and low-resistance.

Nonwoven facemask has high filtration efficiency 98% and is ideal for hospital, dental,clean room and food preparation and industrial environments.

Available size:  L: 17.5*9.5cm, M: 14.5*9cm, S: 12*7cm

Normal Package: 50pcs/boxes, 40boxes/carton
Material: made of 100% polypropylene non-wonven fabric and meltblown. PE nose strip or metal nose strip for buyers option