Cloth NON-MEDICAL face masks. Machine washable up to 60 degrees. Ironing: Medium heat, normal or steam. If worn daily, wash daily for maximum hygiene. Fabric: 3 layers in total; 2 inner layers 100% cotton 1 outer layer, different colors and designs, cotton or polyester or 50/50 cotton polyester depending which mask. Elastic, always black, 6mm width, worn behind the ear.