Art Studio 3D Foam Mini Dots Round. If you love making cards, scrapbooking or any other crafting project, these Art Studio 3D Foam Mini Dots will be perfect for you. These self-adhesive, double-sided mini dots allow you to stick down photos, embellishments and more whilst adding a fun 3D effect. The dots are small, 5mm in diameter, but 3mm in depth to add dimension to your projects. They are also the perfect size to use with the Spellbinders Dancing Santa and Reindeer die sets to enable the legs to move back and forth to create the dancing effect.