1. Metal button badge 2. Pin on back 3. Rustless 4. Printed on paper 5. Various Sizes a. Our products are available on ... promotion, we have various kinds and sizes, such as1. round (25mm, 32mm, 44mm, 50mm, 58mm, 65mm, 75mm ... the same machine to make products of different sizes, this size includes pin badges, bottle openers, mirrors, key chains etc. metal pin ...