3 Ply surgical mask with EN14683 standard Size: 17.5cm x 9.5cm Type: Ear Loop Filter Efficiency: up to BFE 99% Manufacture Date: March 2020 Made in China
How to wear a mask correctly? 1. Spread out the mask and hook it on either sides of the ear 2. Press the nose clip to hold it close to the outline of the nose 3. Pull the mask down to the chin and ensure covered properly