This officially licensed Back to the Future adult shirt features eccentric scientist Emmett L. Brown's, Flux Capacitor, "what makes time travel possible". The device is the core component of the DeLorean time machine. This turquoise blue, slim fit style shirt is made of super soft 100% cotton. Be sure to check out our Size Chart to get an idea of the average size and dimensions of this Back to the Future tshirt style. Check back often for some of our new Back to the Future clothing and other Back to the Future Merchandise at great prices only at AnimationShops.com.