About this item · BREATHABLE: Our dust mask is made of high quality material, breathable, windproof and comfortable to wear. The mouth mask is washable and reusable. We offer 10 PCS anti dust mask to meet your family needs. For the best protection, we also offer 55 filters to you. · EAST TO WEAR: Elastic ear hook for easy wear and fall off, suit for most people; great for outside, cycling, shopping; it?s also a good ornament and fashionable item; as a good gift for families, friends, lovers · ONE SIZE FITS MOST : The size of mouth mask is 12. 5 x 16. 5cm, ideal for unisex men and women, girls and boys. It has good resilience and stretch ability, and is soft and light. · MATERIAL: Made of high grade material. Soft, washable, breathable, reusable, foldable and portable. · WIDE APPLICATION: This dust mask is ideal for both men and women, suitable for cycling, camping, running, traveling, mountain climbing and daily use. Protect you from fog, haze, vehicle exhaust, passive smoking, etc.