描述
- One box of 50 ma sks needs DIY. There are 3 layers in total. Outer layer: Water blocking Non-woven. Middle layer: Filter meltblown cloth. Inner layer: Skin-friendly Non-woven.These are DIY raw materials in the box, you can clearly see all his internal structure!
- All materials except earbands have been cut and can be DIY directly. The cut size is about 17CM * 20CM, the earband needs to be cut separately according to the appropriate length!
- DIY can be done by home heat sealer, DIY by home sewing machine, or DIY by hand sewing! It can Be DIY Into 4,5,6 layers Etc. According to Your Needs!
- Carton packaging, the internal material is aseptically sealed packaging. The outer packaging method will be continuously improved based on feedback, so you may receive outer packaging that is different from the picture, but the interior is exactly the same!
- TThe filtration rate of the composite melt-blown cloth for particles with an average diameter of 3 ± 0.3 μm is about 95%. Please ignore the default shipping time on the page! In fact, we use high-speed express shipping, and the estimated shipping time is about 1-3 weeks!
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