Sublimated Iron Titan reversible face mask! THE INSIDE GRAPHIC DOES NOT SHOW SIDE VIEWS. These masks are reusable as they are machine washable. Our mask construction consists of materials made with a soft polyester micromesh blend. Each mask is built constructed with a filter pocket. Both sides of the mask can be worn – one side will have a sewn flap for a filter. The filter flap side will contain a small Sublimation Kings ‘SK’ logo. One complimentary PM 2.5 carbon filter comes with your mask purchase – suggested filter use time is 48-72 hours. Adult and youth size. One size fits most. NOTE: This product is NOT a rated mask and is meant for everyday usage, NOT for medical use. These masks help with basic daily protection. For health and safety precautions, all Personal Protective Equipment (PPE) Products are not returnable and not refundable.