KN95 negative ion mask (civilian) series
Effectiveness:
1. The effective rate of dustproof, antibacterial and anti-haze is more than 99%;
2. Prevent, relieve and assist in the treatment of various diseases of the respiratory system;
3. For allergic rhinitis and pollen allergies, insist on using it, most patients are using Kangyuan
After the negative ion mask, inflammation such as allergic rhinitis has been effectively relieved;
4. Long-term wearing can relieve skin acne and reduce acne.