【5-Layer Mask Efficiency ≥95%】Our disposable face mask features a 5-layer filtration system, which has been tested to filter more than 95% of air particles for better respiratory protection. This includes smoke, pollen and other pollutants 【3D SAFE FIT DESIGN】The 3D structure of these masks is designed to ensure safety while avoiding spoiling your makeup, providing more protection than standard 3-ply disposable masks. Also suitable for glasses wearers 【Comfortable and non-irritating】The inner layer of the mask is made of materials that are non-irritating to the skin and have no odor. Built-in adjustable nose bridge, high elasticity and wider ear loops, comfortable to wear even for long periods Folded mask size: 14.5*14CM, suitable for most face shapes Package includes: 40*FFP2 protective mask (black) Scope of application: Wearing methods for protection against various types of particles (not suitable for low oxygen environments, underwater operations, evacuation and fire respiratory protection): 1. Flatten the mask with the bridge of the nose facing up. 2. Turning to the front of the mouth, nose and chin on the white fabric, adjust the buckles on both sides of the mask to the best position 3. Adjust the bridge of the nose to fit the bridge of the nose Dimensions may vary slightly due to manual measurement Due to different display screens, there may be some differences between the color and the real object, thanks