Buyer: Kf94 / kf80 / surgical / dental masks
1) kf94 composed of
1 1) color: white & black
1 2) size: adults(large) & kids(small)
2) kf80
2 1) color: white only
2 2) size: adults(large) only
3) surgical / dental mask
3 1) type: flat(rectangular shape) & 2d(vertical liner shape)
3 2) color: white only