What's the difference between 9501+, 9501V?
1st, For item number end with V like 9501V, which means there is an Exhalation Valve.
2nd, 95 also know as KN95
KN95: ≥ 95% of particulate matter
1st, KN9501+original package is 50pc/pkg.
2nd, KN9501V original package 25pc/pkg.
Disclaimer: Due to heightened safety and health precaution this product is non-returnable and non-refundable.