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The body to my Energy Harvesting Ring, or my "Peltier Ring". My original design for the ring required it to machined. That was until I discovered Shapeways. The ring was featured in Popular Science, but now you can make your own!
This is for size 9.5 and 6.5. Other options will be available upon request for them, as I will change the size and upload a new version. There are probably a lot of different combinations of fingers sizes.
Make sure you get the correct heat sink as the shapes are different depending on the size of the fingers.
Heat Sink available here :http://shpws.me/wxCx