The thymus gland hosts infection fighting T-cells while they grow up, so it's a very important part of the immune system. Interesting factoid: lamb thymuses are widely eaten as sweetbreads -- eeech. This cute little 1.25" pin comes packed on a card and was made in China.
Get more thymus gifts right here.
"I love these pins. I order a new one every time my cancer spreads to a new place."