If you're a "biker" you probably know what hand turn signals mean and use them daily. But if the people behind you don't know them, they're essentially useless. That's where the YouTurn turn signaling glove comes in.
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Source: http://feeds.gawker.com/~r/gizmodo/full/~3/sunYSKOfg74/youturn-brings-car+style-turn-signals-to-bicycles
PLANAR SYSTEMS PEROT SYSTEMS PALM OSI SYSTEMS ORACLE
