Work for all - Unisex and all one size. carry it with you, whether in the office, at home, school, park, playground, salon, cycling, grocery store, doctors’visits and simply general public. It’s a best mask to wear it when you travel through congested airports, bus terminals, malls, party and busy city streets. Great choices for you or your family. Comfortable elastic earloop, extra-soft ear loops eliminate pressure to the ears. The adjustable nose bridge clip provides a secure fit for better protection, and makes the items join tightly to the face, avoids unfiltered air directly entering into. In stock, Fast Shipping. The best choice for school, work, cycling, hiking and outdoor sports. Outer non-wowen fabric, 2 layer Middle electrostatic cotton layer and Inner defense cloth. The 4-Layer Non-Woven face mask has 4 layers, which can not only block the splashing liquid in the air and the particles in the air, but also smoothly exhaust the hot air by breathing. 3D Design - The 3D shape is designed according to the human face shape to ensure the tightness. to increase the breathing volume when use the face mask. Provide a light weight wearing experience for you. Easy to use, cover mouth, nose and chin.