The 46664 Bangle is the official bracelet engraved with Nelson Mandela's prisoner number, 46664, and a laser image of his hand. 46664 is a symbol for Mr. Mandela's global charity efforts and humanitarian work, including the prevention of HIV AIDS. Every sale of a 46664 Bangle contributes funds to this campaign, creates jobs, and continues the message of social responsibility worldwide. Buy the Bangle, Change a Life.