Each package contains 12 pinback buttons. Size: At 1.25 inches in diameter, these buttons will fit just about anywhere. Metal backing – Trust us, there's a big difference between metal and plastic. These are real pinback buttons. Made in the USA – Each and every button is produced in-house, using high-quality paper and button parts. Support our country by buying American-made buttons. National Colorectal Cancer Awareness Month buttons are perfect for Colorectal Cancer Awareness Month events and activities. Whether you are physician, nurse, patient, friend or family, pin on a dark blue ribbon to promote colon cancer screening.