Brand new, unopened. To offer it at a lower price, I will remove the masks from the box and ship 75 individually wrapped masks via Yu-Packet Post. Recommended for children as it's the season when influenza is prevalent in schools. Individually wrapped, so they can be safely carried in a bag or school bag. They are needed for school lunches, and are convenient for daily changes, without the worry of dropping them from a bag. Features: 4-layer construction blocks dust and pollen. JIS compliant. Member of the National Mask Industry Association. Children's size. Product Details: Approximately 12.5cm x 9.0cm (length) Double wire for a snug fit around the nose and mouth. Comfortable around the mouth with soft material. Antibacterial and deodorizing non-woven fabric used. 8mm wide ear straps are gentle on the ears. 150 masks (75 masks x 2 packs) Individually wrapped.