What do you need to know about 3 ply masks?
A 3 ply surgical mask consists of three transparent layers. The outermost hydrophobic non-woven layer repels all fluids, including water droplets and blood. The essential mid-layer prevents gems and small particles from entering and exiting the mask in either direction. The inner layer of soft, absorbent non-woven fabric absorbs fluids from the mouth and nose, such as sputum and sweat. How To Choose A Face Mask? For greater efficiency, choose face masks with good filtering capacity. When selecting a face mask, look for the following specifications: Masks with at least 2-3 layers of fabric. As a general rule, the material should not be transparent when held against the light. The layers should preferably be made of different fabrics, comprising: Water repellent outer layer Intermediate filter layer to remove particles - can be disposable filter inserts. The inner layer absorbs droplets from the wearer's mouth Fabrics with better filtration effic...