Outdoor Mask with Breathing Valve, Filter PM2.5, Reusable Dust Mask, Non-Woven Filter ClothAdvanced Valve masks are made of high quality non-woven fabric, which is soft, comfortable and breathable.Comfortable to wear The mask has retractable elastic ear loops that fit snugly to prevent leaving marks on the face after removal, making it easy to wear and remove.Specifications: Product category: Adult Mask Function: Dustproof Material: Non-woven Size: One size Color: MulticolorPackage Contents 1adult mask or 1adult mask (with breathing valve) + 2 filters, or 1*2/1 mask filterPromise If the product has any quality problems, please feel free to contact us, we will help you solve the problem as quickly as possible.Note: 1. Please understand there may be 1-2 cm deviation exist.2. Due to the lighting and monitors, there are slight difference between the picture and the real item.