5 Layers PM 2.5 Activated Carbon Filter Packs

Package: 10, 20, or 50 Pack

Product: 10,20, or 50 Pcs PM2.5 Activated Carbon Replaceable Anti Haze Filter. Filters size: 12 x 8 cm/ 4.7 x 3.1 inches (Adults)

Five layers Filter Material: 2*Anti-sticking cloth, 1 *Filter cloth, 1 * Activated Carbon and 1 * Efficient filter cloth

Note:

1. Filter inserts can not be cleaned and should be replaced every 2-3 days.

2. When a film or sticky sediment stains emerge, please replace the filter