With this Mi 11 Ultra phone case in blue, the entire back is well protected This Mi 11 Ultra case is mounted in no time. Simply put the case over the back of your Mi 11 Ultra and the entire back of your smartphone is protected. Shocks are absorbed thanks to this rubber phone case. Scratches, dirt and dust can not harm your smartphone with this Mi 11 Ultra case in blue. Of course, all ports of your phone are still accessible.