You protect your OnePlus 11 with a OnePlus 11 case. A book case prevents damage on the front and back of your smartphone. Store your cards or some bills in the front flap. Thanks to the magnetic closure, the book case won't open by accident. That way, your important cards won't fall out of the case. Or want to see your notifications or the time at a glance? Choose a back cover. A back cover protects the back and sides of your smartphone.