Product Information:Proper size, fits perfectly to the user's face, dust-proof, anti-droplet.Consists of 3 specialized layers with great functions, limit bad factors to the maximum extent:Outer Layer: Cotton layer with diverse colors, suitable for people of all ages.Middle Layer: with exclusive anti-bacterial Nano Silver polyester padding layer. With Nano Silver technology, it acts as a safe filter to prevent the bacteria from entering the outer layer of the mask and to enhance the efficiency of anti-odor.Direct-Layer: Anti-bacterial knitted fabric, soft, airy, the amount of bacteria is 100 times less than that of normal fabric, maintaining anti-bacterial protection for up to 30 washings.Material:- Outer cotton fabric soft, elegant colors- Antibacterial knitted fabric layer Packaging- Washable/reusable- One size fits most- Packed in plastic bags and with poster covers/insert (Made in Vietnam)Care Instructions:Step 1: Soak the face mask with a moderate amount of washing liquid and warm water for 10 minutes.Step 2: Gently rub the mask with warm water for 2-3 timesStep 3: Hang the mask until it is dryTo avoid wrinkles customers have ironed the mask for a better presentation.