PinMart Volunteers Have Heart Enamel Lapel Pin Available as a single item or bulk packed. Select your quantity above. Qty: 1 pin Volunteers Have Heart Pin is die struck from jeweler's metal with white, red and black enamel color fill. It is nickel plated with a textured background. This design highlights the "giving" hands of volunteers who have a great heart. SIZE: 1" Each pin comes with a clutch back and is individually poly bagged.