General Features Size: 17.5 x 9.5cm Colour: Blue and white Materials: polypropylene, non-woven fabric Packaging: 50 masks per box Safety Features CE–certified In accordance with the European standard EN14683:2005 BFE ≥98% The middle polypropylene layer filters airborne particulate matter Water-absorbent inner layer to alleviate the moisture build-up Water-repellent outer layer to prevent inhalation of even smaller liquid droplets Splash-resistant ( >120 mmHg) Comfort Features Breathing resistance <49 Pa/cm2 The soft material makes the mask-wearing more comfortable A non-irritating inner layer Adjustable nose clip for a better fit Elastic ear loops for a more secure mask adjustment