Reusable hygienic mask for healthy adults. It is not EPI It consists of 3 layers of fabric: 1-exterior embroidered 50% polyester and 50% rayon 2-intermediate FILTER 100% propylene. APPROVED FABRIC 3-interior 70% cotton and 30% polyester Maximum 10 washes Write to pilar@candelasevilla.com and tell us which color you prefer