:dc Gram Particles-3D Nano Film Mask Adult Gray Mask + Yellow Earband L Size (6pcs/box)

Breathing is also an aesthetic, a daily habit that creates an attitude towards a healthy life Gram particles - protect you without leaving any particles https://www.youtube.com/watch?v=Tc1P7fnwFLU&list=PLIfjzIYF4GfuMBXd3eRcLGcA7Zu6xvFeB https://youtu.be/NLtHbVuTcJw * Gram particle three-dimensional PM2.5 anti-air pollution washable nano film mask * The three-dimensional space breathes smoothly without using a mask support frame * Special cotton rope ear straps, also allows you to wear them for a long time at work, still comfortable and no strangle marks * 95% anti-oil fume, 99% anti-dust, 100% suitable for you who care about healthy breathing * High-efficiency filtration + breathable and comfortable + oil-proof and not afraid of humidity * Replace the general N95 mask, more breathable and more comfortable * Lightweight three-dimensional design, get rid of the heavy burden, and breathe freely after wearing it all day. * Environmental protection can be washed and reused. It is recommended to wash with water every day, and replace the mask with a new one every 5-7 days. 1 mask is worth 7 N95 masks * Each box of masks has an independent ID card quality control https://www.dctpro.com/img/fitted_flat_facemask-img-12.png Suitable for: 95% protection against kitchen fume particles: suitable for kitchen workers, frying, grilling, and quick frying. 99% protection against grinding dust: Suitable for precision processing, carbon fiber and glass fiber processing, manicure, food seasoning processing, building decoration, construction engineering, grinding processing industry, wood processing plant 95% protection against chemical aerosols: suitable for gas stations, precision machining, beauty salons, motorcyclists, paint decoration, shoe industry Product Specifications: 6 in a box color: gray mask yellow earband Gray mask gray ear straps White mask with white ear straps -Stereoscopic adult XL: about 140 mm X 153 mm (expanded width about 180 mm) -Stereoscopic adult L: about 125 mm X 150 mm (expanded width about 180 mm) -Stereoscopic adult M: about 115 mm X 140 mm (expanded width about 170 mm) -3D Kids S: about 95 mm X 120 mm (expanded width about 150 mm) If you feel loose when wearing a normal flat mask, please choose M Size, If you think a flat mask is just right, please choose L Size If you think the flat mask is too small, please choose XL Size Children's masks are suitable for kindergarten to elementary school grades 3-4 If you usually wear "S / M" size clothes, you can choose M Size, If you usually wear "L / XL" size, it is recommended to choose the safe L Size. The appreciation period is not a trial period, and the returned product must be unopened, in new condition, and fully packaged (maintain the integrity of the product, accessories, packaging, manufacturer's carton, and all accompanying documents or information). Mask products are personal hygiene products and have reasonable exceptions stipulated in Article 19 of the Consumer Protection Law. There is no 7-day hesitation period after opening, and returns and exchanges will not be accepted.