■ Suitable for ordinary daily protective masks for civilian use, non-medical.
■ Non-woven fabric and hot-air cotton block large particles and dust.
■ The filter layer uses a high-strength ePTFE microporous film composite material, and uses its high-filtering and low-resistance physical structure to filter fine particles in the air, which has a more stable filtration efficiency.
■ The inner layer is made of soft non-woven fabric, which is skin-friendly and comfortable.
■ Three-dimensional cutting, retaining a large cavity, fitting the facial curve, suitable for a variety of face shapes.
■ Soft and elastic adjustment buckle，no tightness on the ears.
■ Individually sealed packaging，clean and hygienic.