1.21 Jigawatts - Unisex Sweatshirt Size:2XL A small golden-yellow flux capacitor

A small golden-yellow flux capacitor icon sits beneath the main text block

Kernel thermodynamics are explained free of charge

topped by a small yellow star

Lower portion reads "FEIGENSPAN" above "ALE

1.21 Jigawatts - Unisex Sweatshirt Size:2XL A small golden-yellow flux capacitorDoc Brown needed 1. 21 jigawatts, a bolt of lightning, and absolutely zero regard for pronunciation standards. Science never stood a chance against that level of commitment. Inspired by Back to the Future. The Details: Distressed white block text reads "ONE POINT" above a large "21" centered within an atomic orbit diagram rendered in off white, with golden yellow lightning bolt accents flanking each side. Below the atom, worn white text reads