5 Pairs Protective 6 Layer Dust-proof 5N11 Cotton Filters Accessory For 6200 7502 6800 Chemical Respirator Gas Mask Prot

Features:
Can only be used with 501 filter retainer and 6200/7502/6800 Series mask.
It can filter all kinds of non-oily particles, but it is not suitable for filtering radiation and high-toxic particles.
Made of microfiber, effectively keeping you away from dust and particulates.
Effective, giving you a better working environment.
Helps provide respiratory protection.

package：

As per you choose（As shown）