(Bob from customer service claims he can, but that's a whole other story).
This scuba-style mask uses your smartphone to create the illusion of water filling your mask and fish swimming around in it. If you look like you can swim with the fish (in a good way) you'll be noticed by everyone you meet. Most of the people we know can't breathe in the water.Animated Swimming Fish Scuba Mask | Adult Costume Masks Once you get the mask, you can download a free app that shows the swimming fish.