Meet the Onliu coffee set: a spill proof solution that consists of a 10 oz. cup and a saucer in the shape of a hemisphere. There is also a heart-shaped pole inside the cup. Even though the design looks unstable, the saucer has a protruded pole to keep the cup steady. The below video shows what this coffee set is all about:
More gadgets like this: here
More information is available here.
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