Promote your organization or cause with our 2.5" x 2.5" diamond custom pin-back buttons! The most durable and functional buttons in the industry, we have over 35 different custom button sizes and styles. No set ups, no minimums and same day turn around available, these affordable buttons are perfect for fundraisers, political campaigns and charities. A great giveaway, add your imprint and hand them out at your next tradeshow or convention!