The mask is made of 100% polyester material which can accept a customized sublimation print. Each mask comes with 2 pieces of melt-blown non-woven filter fabric,which can be inserted into the mask pocket. The mask has an adjustable elastic to stretch around your ears.
Polyester with cotton interior
Adjustable straps
Washable - Line dry ONLY
Filter Size: 3.25" x 4.75"