Stay safe, comfortable, and stylish with KR3's new activewear face masks. Each mask has 3 layers of protection. The shell is a double-knit polyester fabric with a bit of stretch. The center layer is a filter that is made of non-woven polyester. The internal liner is a polyester grid mesh for breathability and comfort. The snug design has been designed for many face shapes. Includes a metal wire above the nose for a better fit. These masks are washable and reusable. Not intended for Medical Use. 3 Layers of Protection in Each Mask The Shell is a Double Knit Polyester Fabric That Has a Bit of Stretch The Center Layer is a Filter That is Made of Non-Woven Polyester The Internal Liner is a Polyester Grid Mesh for Breathability and Comfort The Snug Design has been Designed For Many Face Shapes These Masks are Washable and Reuseable Many Times Be Advised, These Are Not Medical Masks but Any Mask Can Provide Protection Made in Ontario, Canada