Tinplate Button Pin Round Badge Circle Brooches Lapel Pin is made with Tinplate (surface) + Plastic (bottom).Tinplate Material, Durable, Clear Design. The Back Has A Pin For Easy Wear. Can Be Used To Decorate Your Clothes, Bags, Etc., To Show Your Unique Personality. Can Also Be Given As A Gift To Each Other, Reflect Your Unique Mind. There Are Pins On The Back Of The Badge. Add your company logo, name or advertising information to make an impressive show at conferences, conventions or other marketing opportunities. Size: 2 1/2'' Diameter.