Unboxing and Inspecting Copper Cigar Tube

What happens here

The presenter unwraps a copper cigar tube from a small white box. He examines its features, noting that it is made of solid copper, appears to be watertight, and has small holes that could serve as air vents or be modified to make a whistle. He mentions its potential use for keeping cigars dry or as a survival tool.

Goal: Examine the features and potential uses of a newly received copper cigar tube.