The mask pad is made from multiple layers to create a filter between you and the outside world, at the core is an active carbon filter with outer layers in cotton coated antimicrobial finish which is also a water repellent to create a breathable barrier.
The pad can be worn for a maximum of 100 hours,
replacement mask pads can be purchased separately.
*Please note, that although safe this product is not
intended for medical use or for children under the age of 3.