Product : born by force not by fear mask adjustable fashion face masks reusable washable unisex face mask for men women youth Material Description : 100% polyester (polyester) breathable face masksProduct Performance : Adult reusable face masks is very soft , breathable, washable , with buttons to adjust the tightness , and face mask length can be changed freely according to its own facial contour to prevent leaving traces on the face after taking off . Washable face mask can protect your face and lips from smoke , cold , allergies , fog and haze , tail gas , low temperature , allergic substances and so on . Applicable Scenario : Suitable for cycling , camping , running , traveling , climbing and daily use . Accessory Structure : M-shaped nose clip breathable face mask . Washing Instructions : Hand washing is recommended , do not bleach.Special Note : Due to different measurement methods , the size data with an error of 1-2cm is normal .Reminder :The picture display effect is for reference only , and the final effect is subject to the real object! Due to objective factors such as production batch , machinery and equipment , it is difficult to avoid or there will be small color difference , position and size errors . If the above problems are normal , they will not be included in the scope of after-sales treatment.