I used two. The color didn't suit me, so please use them if you'd like (^o^) GRACE MASK Cheek Beige GM-UI30-CB 28 sheets (individually wrapped) Filter performance: 99% cut Unisex size Width approx. 20.5cm x Height approx. 8cm Individually wrapped Lipstick and makeup are less likely to transfer Less likely to fog up glasses Improved breathability for comfortable breathing 4-layer structure filter Will be delivered via Yu-Packet Post. The masks will be shipped without the box. The outer box will not be included.