Two layers of high-density stretch fabric Neck lanyard, your B-safe mask is always at hand when you need it Antimicrobial agent: Controls odours & prevents microorganisms from degrading the fabric Adjustable ear loops and nasal adjuster for a perfect fit Environmentally friendly without harmful chemicals Washable and reusable, compared to single use paper masks 25% higher UV protection than normal fabric Water repellent exterior fabric Caring for your BLOCH Face Mask Machine wash with mild soap (including before first usage) & air dry For best results, do not tumble dry or use bleach Fabric Exterior: 100% Polyester Lining: 55% Cotton, 45% Poly Zinc