New AIRism Washable Mask, 3-piece set, M, White To ensure cleanliness for sale, I opened the package and lightly washed them in a laundry net. They are new and unused. This is a set of 3 washable white masks that use a BFE99% cut filter. - Brand: AIRism - Color: White - Size: M - Quantity: 3 pieces - Filter Performance: BFE99% cut - Material: 75% Polyester, 13% Polyurethane, 12% Cupro Thank you for viewing.