The product adopts the SMS composite process of microfiber technology, which is specially designed for particle protection and has sound. At the same time, the application field is more extensive. It can effectively protect the particles in the aerosol. It can filter more than 99.9% of the particles with a diameter of fewer than 3 microns. No silicone oil, no formaldehyde, and other toxic and harmful substances. Meet the requirements of GB24539-2021 Standard Type 5 for wear resistance, seam strength, flex resistance, puncture resistance, and other properties. Performance test of the inward leakage rate of solid particles that meets the requirements of GB24539-2021 Standard Type 5 The product’s color is white and blue, and the inner edge is white, which improves the high visibility requirements on specific occasions. The seams are hemmed to increase the firmness and shielding performance of the product. Comfortable and safe style design improves wearing comfort.