8 New Round Ceramic Magnets. This is a new set of 8 round ceramic magnets. These magnets are great for home, office, school, or shop use. Each measures approximately 1" x 1/8" (25 x 3 mm). We work hard to update our descriptions and pictures of our merchandise. As part of a process of ongoing innovation by our suppliers, newer versions of the item shown may be shipped before we are able to complete an update. As a result there may be a slight variation in color and design.