Wealth of Knowledge Mighty Wallet

Pop-quiz hot shot: What’s 0.375 inches converted to MM (or fractions)? 98.6 degrees Fahrenheit to Celsius? How do you calculate volume? Compound interest? Volts? Draw a perfect 60 degree angle. Truthfully, we can’t remember, or do, almost any of the stuff on that list. With the Wealth of Knowledge Mighty Wallet, you don’t have to remember any of it because it’s all printed right on the moisture-resistant, expandable Tyvek the wallet is made of. There’s a ridiculous amount of information on here that we’re probably never going to need, but it can’t hurt to have it just in case you ever need to use the Law of Cosines at a party.

$15 buy By More: Gear, Men's Wallets.
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