1. Soft nose clip, plastic plastic, strong plasticity, better fit the face.
2. The material of polypropylene spunbond nonwoven fabric has good air permeability and can effectively block visible objects such as droplets.
3. The filter layer adopts high-efficiency dustproof filter paper, which can effectively reduce the invasion of bacteria.
4. The inner layer of non-woven fabric adopts ultra-soft fine fiber layer, high-quality non-woven fabric material, good skin-friendly characteristics.
3ply, earloop (latex free), non-sterile,
outer layer: 25gsm PP non-woven fabric (blue)
filter layer: 25gsm meltblown 99% BFE
 inner layer: 25gsm skin friendly non-woven fabrics (white)
size: 17.5 * 9.5cm