These face masks contain 2 layers of fabric: a cotton interior with a pocket cut to be able to insert your own filter in, and a polyester exterior for healthy wearing. It can be washed and worn again and again.
Fabric on Inside: 100% Organic Cotton;
Fabric on outside: 84% Polyester/ 16% spandex exterior.
Please do not cut envelopes containing materials as it risks damaging the actual product. We do not issue refunds for this.