Product Name: 3-Layer Non-Woven Masks to Protect Disposable Ears and Dust Shape: Dust Mask Mask Type: Safe-Type Color: Blue Material: Non Woven Mask Application: Security Mask Transport Package: 50PCS/Box, 54.5*40*22cm 1000PCS/CTN Specification: 17.5cm*9.5cm Origin: China Product Description 1. Outer Layer Non-woven FabricFilter larger particles such as droplets and dust, etc.2. 95 Meltblown ClothMelt-blown cloth is the core material of the mask. Melt-blown cloth mainly uses polypropylene as the main raw material. Melt-blown cloth has good filterability. 95 means it can filter 95% of non-oily particulate matter.3. Inner Non-woven FabricSkin-friendly non-woven fabric, soft touch, good skin-friendly, comfortable to wear and more fit.