Description: Our masks are packaged strictly and worthy of your choice. Our masks have also been very popular on Amazon in the past few months. In order to better show more buyers of masks, we have also begun to put our masks on wish for sale here. Although our products are more expensive than others, our quality is very good and we have qualified production requirements. In addition, once you place an order, we will select the best logistics provider to transport the masks so that you can receive the masks quickly. 1.Disposable KN95 masks, Breathable,anti dust,sanitary and convenient for using. 2.The inner layer of activated carbon can filter harmful gases or odors.95% filtration, a 360-degree three dimensional breathing space，provide anti-dust protection for you. 3.Made of high quality material, safe, soft and comfortable，reduce skin irritation. 4.High elastic rubber band, absorb sweat and not tight 5.With a concealed plastic nose, anti fog, built in hidden cartilage bridge, can be adjusted to avoid voids and reduce the inhalation of harmful substances. 6.Folding thin section, lightweight and easy to use Specifications: Instructions: Cover the nose and mouth and hang the ear straps on both sides of the mask on the ear;Fix the bridge of the nose in a nose to prevent dirty air from entering;Pull the mask to the lower jaw to create a three-dimensional breathing space. Best Wear time is 8 hours Note： Non-washable Protection Class: KN95 Gender: Unisex 1)The mask maybe have some difference from pictures in some parts,stracture and color,etc because of different production period and some improvement done,thanks for your kind understanding. 2)The mixed styles in a selling packing happens sometime(but all the masks have the same functions and similar structures),thanks for your kind understanding. Package Included: According to the quantity of your order： 20*KN95 Mask W/Exhalation Valve; 30*KN95 Mask W/Exhalation Valve; 50* KN95 Mask W/Exhalation Valve; 100* KN95 Mask W/Exhalation Valve.