At Button Bros, located in Canada, we offer a variety of custom buttons for all your needs. One of our most popular sizes is the 3.5" Round Button. These buttons are perfect for promoting your business, event, or cause. With a diameter of 3.5 inches, they are sure to grab attention and make a statement. Our 3.5" Round Buttons are made with high-quality materials and printed with vibrant, full-color designs. Order yours today and stand out in a crowd!