This durable face mask is made from two layers of treated fabric and features elastic ear loops and a center flat seam that ensure a close fit. It's machine-washable and reusable. Sold in packs of 3. • Two layers of fabric • Fabric: 100% polyester • Finish: 95% cotton, 5% spandex • Fabric produced with Silverplus® technology • Contains a biocide for hygiene and freshness based on silver chloride • Flat seam in the center of the mask • Elastic ear loops • Washable and reusable • Made in the EU • Sold in packs of 3 • The masks aren't medical equipment • Supplier suggests size M for men (marked with a green thread around one of the mask’s loops) • Supplier suggests size S for women (marked with a red thread around one of the mask’s loops) The Face Masks have been produced using the unique Silverplus® technology. It prevents the growth of bacteria which cause unpleasant odors, discoloration, staining, and deterioration.