Time Traveler Essentials Shirt

This shirt has how-to information on all of the low-hanging fruit of our modern age. Go back in time wearing this and you'll invent heavier-than-air flight! YOU'LL discover penicillin. YOU'LL be the first to isolate aluminum. Did you know aluminum used to be more valuable than gold? YOU'RE GONNA BE RICH. SPECIAL BONUS FEATURE: this shirt also doubles as an "holy cow if this shirt somehow got sent back in time EVERYTHING WOULD BE CHANGED" item. This one garment - YOUR SHIRT - can/definitely will/might have already change(d) the entire course of human history. Wear it with pride! Did we mention it also comes on a print? AND a bandana with even MORE information?!?