This is an official pin from the Beijing 2008 Olympics. It is about 2 inches across and about 1 5/8 inches tall.

It comes in a nice presentation box. The pin is an officially licensed product of the 2008 Olympics and will come with its anti-counterfeiting label as proof. The box is approximately 5 x 5 inches. The box is in excellent condition and the pin has never been removed from the box.