- Pack of 50 black FFP2 Polonord Adeste masks with CE certification - Bacterial filtration efficiency (BFE) higher than 99.5% for advanced protection - Large, comfortable, hypoallergenic elastic bands that do not irritate the ears - Adjustable hook for a personalized fit and greater comfort - Hypoallergenic adhesive pad that improves fit and prevents bubbles - 5 layers of protection and double filter, manufactured in a clean room - Each mask is individually sealed for maximum hygiene - Complies with European regulation (EU) 2016/425 and BSI CE 2797 certification - Recommended for use in public spaces, work, travel, and high-risk situations - Ergonomic and safe design, ideal for sensitive skin