This product is sourced through authorized mobile phone manufacturer accessory channels and is 100% genuine original. The transparent cover window displays critical information when the cover is closed. Answer or reject calls without opening the folio cover. Compatible with: Samsung Galaxy S21 Ultra 5G. Available in Black and Gray.Keeps your phone clean with an antimicrobial coating that helps block microbial growth, providing protection against certain bacteria. Focus on what matters while reducing concerns about germs.Use your phone with the screen unseenstay updated on alerts and notifications without opening the cover. Icons display key information such as messages, battery level, time, and more.Easy control at a tapaccess notifications and essential functions instantly through the closed cover.Cutting-edge design features a clear side strip that showcases your phone while adding a sleek aesthetic to the case.Full protection front and backthe flip cover and case work together to surround and safeguard your device. Snug fit ensures exterior components like the camera and buttons are secure.Note: Remove the phone cover before updating your phones software. After the update is complete, reinstall the cover. Keeping the cover on during a system update may cause compatibility issues, potentially rendering the cover unusable.When the phone's NFC function is enabled, the protective cover supports smart view functionality, including automatic wake-up and sleep screen features. Avoid placing the phone near metal objects to ensure proper function.Please remember to remove the cover prior to system updates for optimal performance. Thank you for your understanding and cooperation.