A fish flask is exactly what it sounds like: a stainless steel flask shaped like a fish. This one holds 4 ounces and measures 8.25 × 1.125 × 2.5 inches, giving a familiar outdoor accessory a surprisingly literal fishing theme.

The unusual part is the shape. Instead of looking like a conventional stainless steel flask, it is formed with a fish body, scales, fins, and tail. It sits somewhere between a practical flask and a piece of fishing-themed novelty gear, which makes it the kind of object that can easily prompt a second look.

It makes sense alongside fishing equipment, outdoor gear, or a backpack during a day outside. It can also work as a gift for a fisherman, angler, or outdoorsman who already seems to own everything related to fishing.

For someone searching for a fish shaped flask, a fishing flask, or simply a strange fishing gift, this is a fairly literal interpretation of the idea: take a flask, make it look like a fish, and see what happens.