Non-woven Masks made of 3 layers of high-quality non-woven fabric which is more breathable Our disposable face masks are suitable for adults and teenagers These face masks can be used for daily protection, but should not be used in surgical or high risk situations 100 pieces Great for dust-free workshops, schools, catering services, food processing, environmental cleaning, production workshop, public occasions, etc. Note: Products with electrical plugs are designed for use in the US.