The Face Mask brand SH CAMPUS with 2 models of 3ply or 4ply. All products have SGS test reports with BFE (Bacterial Filtration Efficiency) 99%. We have all certificates: - ISO13485:2016; EN14683:2019; ASTM F2100; - Terst report of material, product, finished product by SGS - Registrated in FDA and Canada Health. SH CAMPUS Face Mask are mainly useed at Public place, School, Hospital, Beauty centre, SPA, housework, daily use,etc Available in different weight,colour,size and packing as requested; Customer's samples and specifications are always welcome.