Masks in the marketplace can be found in various forms, including:

1. Venetian masks: Decorative, ornate masks for masquerade balls and parties.
2. Halloween masks: Seasonal masks for costumes and trick-or-treating.
3. Theatrical masks: For stage performances, such as Greek tragedy and comedy masks.
4. Cultural masks: Traditional masks from around the world, like African, Asian, and Latin American masks.
5. Protective masks: Medical masks, dust masks, and gas masks for safety and protection.
6. Fashion masks: Designer masks as a fashion statement or accessory.
7. Novelty masks: Humorous, cartoonish, or celebrity masks for entertainment.