A new report has said that all iPhone 8 OLED models expected to arrive in September 2017 will have curved displays. Previous speculation suggests Apple will release an additional special edition iPhone on top of its regular and Plus models.

The Korea Herald has reported that Apple has made large orders to Samsung Display for plastic OLED panels set to be used on its next device. Previously, plastic panels have been used on Samsung’s Galaxy S7 Edge, which had a curved display. Glass OLED panels are generally used for flat panels.

However, the report goes further in its speculation, suggesting Apple will also employ new sensing technology. A source told the paper: “The upcoming iPhone may use new sensing technology, which enables the phone to respond when users touch any side of the device,” but conceded this might not feature on the iPhone.

The report believes Apple has made an order of an estimated 70-100 million curved OLED units. This suggest Apple believes this special edition iPhone will prove popular – Apple’s annual sales of the iPhone stands at around 200 million per year.

LG Display and JDI will make the remaining panels for the other devices, with will be LCD.