Very soft, comfortable and breathable linen face mask. Made form a flax plant, linen fabric is known for it's anti-bacterial properties, longevity and durability. Super soft elastic cord provides a snug fit and won't hurt your ears. Adult size. 100% linen; stonewashed - pre-washed to make linen soft; 2-ply - protects but still breathable; soft elastic - will not hurt your ears even if you need to wear it for hours; breathable - linen is known to be the most breathable natural fabric due to its excellent ability to quickly absorb and release moisture; will not shrink; machine washable - we use the regular mode for our washer and dryer; antibacterial - linen has natural ability to prevent bacterial growth; durability - linen is an investment - will serve you a lifetime; Produced in Europe from locally grown flax. Made from Oeko-Tex® Standard 100 certified (product class II) linen fabric.