Adrenal Gland Plush What A Rush I Heart Guts Perfect plush for the adrenaline junkie in your life. Cortisol is cool, adrenaline is awesome: learn about these hormones in our hangtag. This fun loving endocrine gland is 10.5" wide x 8" tall x 3 thick. I Heart Guts plush organs will put a smile on your face and smarts in your brain. 100 percent polyester. Safe for all ages. Made in China.