A MASK YOU CAN TRUST: Applicable to the protection of all kinds of particulate matter (such as dust, smoke, fog and microorganisms). The KN95 Face Masks are the perfect disposable Face Masks!!! The mask is 5PLY with 5 Layers to filter our air particles. Not sure if white or black. They are perfect for all Face Shapes and Sizes. The disposable Face mask, KN95 face mask has an adjustable nose guard which helps it fit on types of sizes and shapes of the human face. They will help prevent fogging when you are wearing glasses, by eliminating it. The masks offer over 95% Air Filtration Protection. Moreover, our KN95 is shipped from within the USA, with fast Free Shipping so that our customers have a hassle-free experience! Customer Satisfaction is our #1 priority, and that is why we only work with the highest quality manufacturers, who follow international standards. The ear loops are easy to adjust so the mask can fit perfectly over your nose and mouth. Size can be adjusted to meet most people head type. There has a nose clip can be shaped to increase mask sealing effect, and avoid the fog of glasses when breathing. Widely used: This mask is suitable for shopping trips, outdoor travel, transport stations, visiting public places. Material: Non-woven cloth Size: One Size QTY 50