http://www.dealextreme.com/p/mini-tritium-glowring-keychain-10-year-green-glow-6830 A keychain with a sample of radioactive material so it can glow in the dark.
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http://www.dealextreme.com/p/mini-tritium-glowring-keychain-10-year-green-glow-6830 A keychain with a sample of radioactive material so it can glow in the dark.
I got my dad one of these.
I got my dad one of these. well worth it.