Reusable S-sized hygenic mask. Perfect size for women and teens. Made of cotton and polyester double layer. With ergonomic front stitching for a comfortable fit and elastic ear bands in hypoallergenic fabric, with OEKO-TEX Class I certification.Only for personal ...use.Certified by EU Notified Body and manufactured according to UNE 0065 specification.Finishing and durability according to the CWA 17553 standardBacterial filtration efficiency: ≥ 90%.Highly resistant, up to 25 washing cycles.A minimum washing temperature of 60°C is recommended.Outside: 50% Cotton/ 50% Polyester. Inside: 100% CottonMOQ 100