Key Specifications/Special Features:
Material:3 ply (100% new material)1st ply: 25g/m2 spun-bond PP2nd ply: 25g/m2 melt-blown PP (filter)3rd ply: 25g/m2 spun-bond PPFeature:High BFE/PFE, Adjustable nose piece, Elastic earloopcolour: blue/whitesize: For adults: 17.5Ã9.5cm-- For adults: 17.5Ã9.5cm-- For teens/ladies: 14.5Ã9.5cm-- For kids: 12.5Ã8.5cm, 12Ã7cm