The Circular Displays (Diameter: 46 mm) refers to the size of the screen on certain smartwatches, such as the Samsung Galaxy Watch and the Gear S3. Our website sells a range of screen protectors specifically designed to fit these circular displays, providing protection against scratches, cracks, and other types of damage. These screen protectors are made from high-quality materials and are easy to install, ensuring that your smartwatch remains in pristine condition for longer. Whether you're looking for a tempered glass screen protector or a film protector, we have a range of options to suit your needs.