About this item Non woven. Package content: Pack of 10. One time use. It’s supported like a bracket, no matter the height of your nose, it can be perfectly matched. Excellent support prevents glasses from slipping off, and good sealing performance can prevent fogging. Using a face mask made of ultra-fine fiber material in 4 layers utilize electrostatic filter technology, Give you the comfortable usage experience at the protect the health of you and family. The elastic adjustable earrings can fix the earmuff in place, which is suitable for the face shape of adults. Perfect cover from nose to chin for all day comfort while maintaining fashion. If you have any questions, you can contact any time and we will serve you 24 hours a day.