This articulating human liver pendant opens up to to reveal how blood and bile circulate within it. The Liver is our largest and most versatile internal organ, playing important roles in digestion, metabolism, removal of toxins from our blood, and more. Great for medical professionals, researchers, patients, and anyone interested in the anatomy of this truly vital organ! Cast in Pewter Comes with an adjustable-length 2mm black leather necklace cord Dimensions: 3.0 cm wide X 2.3 cm tall (not including loop) X 1.4 cm deep Weight: 20.7 Grams