I Heart Guts Trachea + Larynx Lapel Pin - Breathe Deep! by This team brings a breath of fresh air to your lungs! Celebrate these respiratory system key players while also looking stylish. Learn trachea + larynx facts on the back of our cardboard display. Cute 1.25 printed aluminum pin made in China. I Heart Guts puts a smile on your face and smarts in your brain.