dimensions:19.5cm x 9.5cm (L*W)
package includes:50 pcs
Mask anti pollution ,anti haze .pm 2.5
You can wear in many palces,bedroom ,outdoor,air-conditional room,etc.
4 active carbon layers help filter gaseous particles, smells, and particle components of air pollution.
1.Five protection system
2.Without glass fibres
3.Very low resistance to breathing
4.Elastic ear loops,easy to wear
5.Nose bar adaptable
7.Easy to breath,water- proof.