✅ Soft Grip Fits Face Soft and comfortable, suitable for wearing for a long time without fatigue. ✅ Electrostatic Charged Microfiber It brings ease in breathing and can be worn for long hours with zero breathlessness. ✅ Concealed Nose Grip Adjustable nose grip inside the covering brings ease in wearing. ✅ Ultrasonically Welded Elastic Bands For better firm and smooth grip. ✅ Antimicrobial Antibacterial, Antiviral, Antifungal & Antiprotozoan. ✅ MFE (Microbial Filteration Efficiency)>95%