Specifications: Material:Non-woven Fabric, Thermal Insulation Cotton Weight:3g / Mask Color:Light Blue/Black/pink/white/purple Size :17.3× 9.5cm Product features: 1. New fabric PP non-woven fabric, soft and clear, comfortable and breathable 2. Seamless binding process 3. Three fold design, more breathing space on the face 4. Plastic nose strip, aluminum-plastic nose strip, 5. Multi layer protection for your respiratory health How to wear the mask: 1. Cover the mouth and nose, and hang the two side straps on the ears 2. Fix the bridge of nose according to the shape of nose to prevent dirty air from entering. 3. Please pull the mask to the lower jaw to present the three-dimensional breathing space immediately. Please be kindly noted,the listed product is produced and distributed abroad and subject to the laws of its country of origin