Kidneys filter your blood and make pee! And now it's a pin, too -- yay! If you feel like being anatomically correct, pair it with an adrenal gland, or get two kidneys. Perfect for your favorite nephrologist's white coat. This cute little 1.25" enamel pin is made from durable zinc alloy, comes packed on a card and was made in China. I Heart Guts happy organs put a smile on your face and smarts in your brain! Our adorable organs make the perfect gift for everything from a broken heart to a tummy ache. Get your feet wet in anatomy or bone up on your physiology with our nerdy plush toys! I Heart Guts is the brainchild of an anatomically obsessed illustrator who loves internal organs and all they do. Founded in 2005, our bare-bones family operation strives to offer plush organs with love, style and geeky puns. I Heart Guts plush organs were named Best of Toy Fair by Popular Science magazine in 2014.