Exchange your $30 with the 8GB silver coin or $20 with the 4GB bronze coin. The coin-like USB flash drive known as the CurrenKey will get into your pocket just like the coin. It features a shock-proof die-cast case which you can open with a twist to reveal the USB head. The CurrenKey coin-like USB flash drives were designed by 5.5 Designers.

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[via Uncrate]