Wear the face shape, breathable and light. 3D Oral and Nasal Air Chambers Smooth Breathing (Mouth and Nose Stereo Air Chambers, which increases comfort when breathing and reduces suffocation). Water-resistant design (due to the surface tension of water, it cannot easily penetrate dense nanopores). The color of the product image file will vary slightly depending on the shooting and screen settings, so please refer to the color of the actual shipped product. Material: PP non-woven fabric structure: 4-layer filter packaging Quantity: 10 pieces / box Origin: Made in Taiwan