Type Mask: Breathable Mask - All-around fit to facial contours, Layers: 3 layers type, Outer layer: 25g/Sq. M PP Non woven, Middel layer: Filter 20 Meltblown, Inner layer: 20g/Sq M PP, Features Mask: Without Glass Fibres, Hypo-Allergenic, Very Low Resistance to breathing, Nose bar adaptable, High Filtration Capacity, Perfect Fitting, Nose adaption: Bendable strip for perfect nose face fitting, Packaging: 50 pieces in one box, Disposable Box, Packaging: 2000 pieces in one Export Carton (40 small boxes of 50 pieces), Certifications: CE certification, FDA Certification, ISO13485