All DecoMasks are proudly Made in the USA. Each mask is made from the highest grade polyester and spandex blended fabric, ensuring a fit that will conform to any face and never fray. Masks are 10. 5" x 4. 25"-One size fits all because they stretch and conform to your face. Anti-Dust/Odor: Wearing this face mask will help protect you from dust, air pollution and pollen. This product is washable and reuseable. Hand wash is recommended. This is a product that is ideal for both men and women on the go, whether it be cycling, climbing, running or traveling. Show Less