ChicoBag 3-Layer Reusable Facewear Mask Eco-Friendly (Choose Color) Washable ChicoBag's 3-layer sustainable face mask has all the comfort and breathability of your favorite 2-layer mask, but with the addition of a reusable, washable filter layer. The result? A planet-friendly face mask that?s 18% more effective at blocking microscopic virus particles. Replaces 547 Single-Use Masks Throughout Its Life Tested Certified to EU Standards For Community Facemasks Great For Glasses Hearing Aid Wearers Snug Fit For Safety Breathability Convenient Carry Pouch Materials: Inside Layer: Made of soft, woven cotton Reusable Washable Filter Layer (Only For 3-Layer Mask) Outer Layer: 100% knitted polyester Care Instructions: Machine Wash at 65C/150F for 30 Min. Hang To Dry Dimensions: Mask: 5.75" x 11.5" Pouch: 5.5" x 5.7" (description exceeds maximum possible length)