The soldiers wore gas masks to protect themselves from toxic fumes.

I bought new diving masks for our scuba diving trip.

The museum has a collection of death masks from various historical figures.

I bought several facial masks for my skincare routine.

I always wear dust masks when I'm working in a dusty environment.

I always wear surgical masks when I'm in a crowded place.

I saw a group of people wearing Jason masks at the Halloween party.

The hospital provided procedure masks to all the healthcare workers.

They wore domino masks to the masquerade ball.

I always wear sleep masks to help me sleep better.