Factory Wholesale High Quality Plastic Breathing Valve One - Kangcheng Medical (shenzhen) Co., Ltd.
Factory wholesale high quality plastic breathing valve one-way exhalation valve accessories
OUR KN95 ADVANTAGES
1.High filtrarion and strongly electrostatic can prevent dust, pollen and contamination of blood and other body fluids.
2.Innovative appearance design.
3.Adjustable nose clip achieves complete seal-to-face fit.
4.Hygienic, convenient, light-weighted and easy stored.
