50 PCS - KN95 Grade  BG2626  Double Face Mask With  4-Layer Breathable Mask with Elastic Earloop and Nose Bridge Clip

• Easy to Use - The_mask fits the face more closely, with a size of 20.6x8.6cm suitable for adult use .The soft and elastic ear hooks bring you a lightweight wearing experience. Easy to use and well protect you from dust and smoke 
• Reusable - This ultra-high filtration face_cover is more practical. Compared with ordinary disposable_masks, it can be reused. As long as it is protected by hygiene, it can be worn for a few days (except for crowded occasions, etc.) 
• Anti-fog - This face_mask is designed in 3D, which is very suitable for people who wear glasses. It can block the fog from flowing upward and prevent the glasses from fogging