Feature

●*The product is 1 pairs, a total of (single)2 filter cottons.
●*Material: High Electrostatic Filter Material, Non-woven fabric, Meltblown fabric, hot air cotton.as at least a 95% filtration efficiency,Recommended for use in environments containing certain non oil-based particles.
●*Function: Resist Non-Oily Particles, 2091 cotton filter can be used with 6000 7000 FF-4 Filter Retainer.
●*Warm Attention: The product cannot produce oxygen, please do not use it when the oxygen concentration is lower than 19.5%.
●*Best service:Our products are designed to meet customer needs. If you are not completely satisfied with your purchase, please contact us and we will be replaced or your purchase will be fully refunded.


Description

Best service: Our products are designed to meet customer needs. If you are not completely satisfied with your purchase, please contact us