- quality filters
- kn95 filter
Awesome filters with a great layer of protection.
Great kn95 filter and awesome level of protection when using this filters. Easy to breathe and great quality filters. Will buy more filters again. GREAT CUSTOMER SERVICE AND FAST DELIVERY.
well done product
We purchase several different masks and this was the first real anti fog. We are really happy with our investment.
Love your products
The mask and these inserts work VERY well for me!! TY
I am a Registered Nurse. Our Daughter is a Registered Nurse. My Wife is a "Grandma."(I am ,of course Grandpa!;)) We are very impressed and pleased with our STS Masks and filters system. We have recommended the STS mask system to friends and colleagues. Everyone Thanks us for the recommendation!
love this mask where it everywhere