Product Features: Adult model: 175mm x 95mm Children's model: 145mm x 95mm Package: 50PCS 3 layers disposable face masks. Material: Non-woven fiber fabric, 3 layers with skin-friendly material, soft and comfortable. Size: One size fits all, suitable for most of Adults and kids. 3 ply non-woven design: This is made from a supportive and powerful 3-layered fabric, with non-woven fabric outer layers and center melt-blown layer and soft fiber layer. Protect you against dust, automobile exhaust, pollen, dust and debris. Use: The face masks is suitable for school, park, playground, outdoors, cycling, home decorating, daily use etc. Wide Application: This is ideal for both boys and girls. Suitable for many occasions like cycling, Camping, Supermarket, Park, Running, Travel, School, Climbing and Daily use ,etc.