Since the Ninja Slushi launched in July, it has sold out multiple times, despite its $300 price tag. The viral gadget promises at-home, movie-theater-like slushies with any beverage of your choice.

Aptly announced on July 11, 2024, AKA 7/11, AKA Free Slurpee Day, Ninja debuted the Slushi, a frozen drink machine that turns liquid to slush — no ice required. In the heat of summer ...

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