Simple "Troll Science" exemplifying department store perpetual motion. The energy harvested from an eternally-rolling person can power up to three homes for an entire winter before the store manager presses the emergency stop and kicks the roller out of the store.
*Last sale date: 3/10/12*
Poster version also available:
Plain color t-shirts are 100% Cotton, Heather Grey is 90% Cotton/10% Polyester, Charcoal Heather is 52% Cotton/48% Polyester
Slim fit, but if that’s not your thing, order a size up
4.2oz/145g, but if that’s too light, try our heavier classic tee.
by Meghan J. on Mar 20, 2018
I love this design and, like every shirt I've gotten from here, is so comfortable that I love to wear it!