New images of the iPhone 17 Air have revealed the device's ultra-thin design, expected to be around 5.5mm thick.The buttons on the device are almost as thin as the overall thickness of the phone.Apple is using a titanium and aluminum chassis to ensure the phone's strength and prevent bending.The iPhone 17 Air will feature a single rear camera, eSIM technology, and Apple's custom-designed C1 modem for improved battery life.