MASK DIMENSIONS: Outer spunbond 30 grams 25 grams of meltblown in the middle Inner spunbond 25 grams Total: 80 grams Spunbond fabric is widely used in Turkey and today. It is produced from 100% polypropylene. It is a type of fabric that is 100% back. Meltblown is a polymer-based technology that extrudes high velocity air from spunbond, which is very fine. MASK FEATURES: They consist of a 3-storey building. It filters not only viruses and bacteria, but also abrasives, dust, small aerosol droplets or asbestos fibres. Thanks to the wire in the nose part, they sit on the face and provide full protection. soft tires made of material, surface-to-last joyall model, light weight, slightly eomeric properties.