Regular size, with case. Antibacterial and odor-resistant masks to protect against virus droplets, etc., 5 masks per pack. Photo 2: Individually packaged in sets of 2 Photo 4: Individually packaged in sets of 6 Photo 6: Individually packaged in sets of 5 Photo 8: Individually packaged in sets of 2 Photo 10: 2 unopened Photo 12: 5 unopened Photo 14: 10 unopened Total: 32 masks - Function: Protects against virus droplets - Features: Antibacterial, odor-resistant, pollen, PM2.5, and more Please refrain from purchasing if you are concerned, as this is based on a layman's perspective. Would you like to try them? Thank you for looking.