Vintage 8mm Film Reel Canisters Film Canisters

Digitizing my grandmas old 8mm and found these. What are they? Unused or undeveloped film? Negatives? Something else? Metal tins (Approx. 2”) with film inside, sealed with black tape. (crosspost r/analog)

Vintage 8mm Film Reel Canisters Film Canisters - Hong Kong

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