3 ply face mask 3 ply face maskï¼?Advantages: The product is lint-free after touching, no mottled fibers, and the breathing space is three-dimensional after the mask is unfolded. smooth. The hood is not deformed. Production of disposable mask manufacturers: production of fully automatic mask machines, made in a clean environment. 1.Mask making: made of top-grade non-woven fabric 2. Mask use: good breathability, not stuffy, can achieve the effect of dust prevention, aluminum strips on the bridge of the nose can be used for fixing. No particle ultrasound Wave-sealed edges for comfortable wearing.3 ply face mask