:dc gram particles - narrow version germ droplet protective mask (yellow ear strap 12pcs/box)

It is not necessary to wear a mask. A mask with insufficient protection is the same as not wearing it. Small particles that harm your body can still penetrate directly through the mask and reach the lungs. https://www.youtube.com/watch?v=99D4YGEYL9I&list=PLIfjzIYF4GfuRGmYw-WBfZJNzt9N-mQxt&index=2 * gram particle narrow version PM2.5 anti-fouling washable nano-film mask * Narrow plane design, high cheek adhesion, new three-dimensional space design * The three-dimensional space breathes smoothly, no need to use the mask support frame * Special cotton cord ear straps, also allow you to work for a long time, still comfortable and no streaks * 95% anti-fume, 99% anti-dust, 100% suitable for oily chemical work * Efficient filtration + breathable and comfortable + oil-proof and not afraid of moisture * Replace general N95 masks, more breathable and more comfortable * Lightweight three-dimensional design, get rid of heavy burden, wear it all day and breathe freely. * Environmentally friendly and can be washed and reused, it is recommended to wash with water every day, replace the mask with a new one every 3-4 days, 1 mask equals 4 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. Grinding dust 99% protection: suitable for precision processing Engineering, carbon fiber glass fiber processing, nail art, food seasoning processing, building decoration, construction engineering, grinding processing industry, wood processing factory Chemical aerosol 95% protection: suitable for gas stations, precision machining, beauty salons, motorcycles, paint decoration, shoe industry Specifications: 12 in a box colour: Khaki mask with yellow ear straps Khaki mask grey ear straps The appreciation period is not a trial period, and the returned product must be unopened, in a new condition and in a complete package (maintain the integrity of the product, accessories, packaging, manufacturer's carton and all accompanying documents or information). Mask products are of the nature of personal hygiene products and have reasonable exceptions as stipulated in Article 19 of the Consumer Protection Law. There is no 7-day hesitation period after unpacking, and returns will not be accepted.