Can use in most of the envionment,such as outdoor,bedroom,air-conditioned room,etc. Carbon layer helps filter gaseous particles,smells,and particle components of air pollution Pm2.5,of course,shut out the virus,the pollen in the four-layer!
Also possible to insert By cut in the same shape also are commercially available.

• Fashion winter,Summer,spring warm mask.
• Materials:polyester,cotton,polyurethane.
• Ideal for Dust,Germs,Allergies, Smoke,Pollution,Ash,Pollen,Crafts,Gardening,Travel,Anonymity.
• face masks in bear design.
• As A New Year Gift For Family,Friends,Lovers.

Fashion winter,Summer,spring warm mask.McKenLis