Place of Origin:Shaanxi, ChinaBrand Name:UMT Model Number:W1Shape:WireSurface:Black,washedMaterial:Pure Tungsten Chemical Composition:WPurity:99.95% MinDensity:19.2g/cm3Certificate:ISO9001:2015
50 PCS One time Medical Face Mask/Disposable Face Protection for General Use Triple Ply Pollution Health Dust Filter Face Protective PPE First Class Ship